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searching for Triple system 181 found (189 total)

WD J1953−1019 (461 words) [view diff] exact match in snippet view article find links to article

hierarchical triple system of white dwarfs located at about 130 parsecs (about 420 light years) from the Earth. This is the first triple system of white dwarfs

Star system (4,555 words) [view diff] exact match in snippet view article find links to article

from the system. EZ Aquarii is an example of a physical hierarchical triple system, which has an outer star orbiting an inner physical binary composed

(136617) 1994 CC (913 words) [view diff] exact match in snippet view article

National Observatory on 3 February 1994. In June 2009 it was shown to be a triple system, i.e. the largest body is orbited by two satellites; only about one

Steiner system (3,805 words) [view diff] exact match in snippet view article find links to article

called a Steiner triple system, and its blocks are called triples. It is common to see the abbreviation STS(n) for a Steiner triple system of order n. The

Pi Andromedae (486 words) [view diff] exact match in snippet view article find links to article

days and an eccentricity of 0.56. The spectroscopic binary forms a triple system with BD+32 102, a magnitude 8.6 star located 35.9 arcseconds away. At

Gamma Ceti (1,664 words) [view diff] no match in snippet view article find links to article

Gamma Ceti (γ Ceti, abbreviated Gamma Cet, γ Cet) is a triple star system in the equatorial constellation of Cetus. It has a combined apparent visual magnitude

HD 106515 (707 words) [view diff] exact match in snippet view article find links to article

HD 106515 is a binary star (and currently visual triple system) in the constellation of Virgo. The A and B stars are both K-type main-sequence stars,

Kirkman's schoolgirl problem (4,143 words) [view diff] exact match in snippet view article find links to article

of a Kirkman triple system, which is a Steiner triple system having a parallelism, that is, a partition of the blocks of the triple system into parallel

Microscopium (2,869 words) [view diff] exact match in snippet view article find links to article

and the binary red dwarf system AT Microscopii are probably a wide triple system and members of the Beta Pictoris moving group. Nicknamed "Speedy Mic"

HD 185269 (422 words) [view diff] exact match in snippet view article find links to article

HD 185269 is a stellar triple system approximately 170 light-years away in the constellation Cygnus. It is easily visible to binoculars, but not the naked

HD 219617 (760 words) [view diff] exact match in snippet view article find links to article

helium abundance. The binary star HD 219617 is part of the hierarchical triple system LDS 6393, together with the red subdwarf VB 12 (LHS 541) of spectral

Rigel (7,322 words) [view diff] exact match in snippet view article find links to article

Rigel and the triple system orbit a common center of gravity with a period estimated to be 24,000 years. The inner stars of the triple system orbit each

47171 Lempo (3,068 words) [view diff] exact match in snippet view article find links to article

1974 and May and September 1976. The largest primary component of the triple system is named after Lempo from Finnish mythology. Originally worshiped as

PSR J1903+0327 (456 words) [view diff] exact match in snippet view article find links to article

conform to this expectation. The system is likely to have originated as a triple system. The remnant of the star that transferred mass to the neutron star (its

Y Carinae (585 words) [view diff] exact match in snippet view article find links to article

slow variations at a beat frequency. The variable primary star is in a triple system with a very close pair of hot main sequence stars. The period of the

Ross 248 (1,383 words) [view diff] exact match in snippet view article find links to article

Sun for around 9,000 years, overtaking the current nearest star, the triple system Alpha Centauri. This star has about 14% of the Sun's mass and 19% of

PSR B1620−26 b (1,696 words) [view diff] exact match in snippet view article find links to article

Uranus and the Sun. Each orbit of the planet takes about 100 years. The triple system is just outside the core of the globular cluster Messier 4. The age

HR 6819 (1,782 words) [view diff] exact match in snippet view article find links to article

eye. A study in July of the same year concluded that rather than a triple system it was much more likely to be a black hole and a star orbiting at one

Theta Muscae (1,021 words) [view diff] exact match in snippet view article find links to article

the colliding-winds spectra of the 19-d WR + OB binary in the massive triple system Muscae". Monthly Notices of the Royal Astronomical Society. 335 (4):

Gliese 105 (1,155 words) [view diff] exact match in snippet view article find links to article

yet been detected around any of the stars in this system. This is a triple system with three stars that are all less massive than the Sun. The brightest

Phi Draconis (598 words) [view diff] exact match in snippet view article find links to article

in multiple star catalogues, but is only a chance alignment with the triple system. Phi Draconis Aa is a main-sequence Ap star with a spectral class of

CM Draconis (849 words) [view diff] exact match in snippet view article find links to article

separation of 2.7 million kilometres (0.018 AU). Along with two stars in the triple system KOI 126, the stars in CM Draconis are the lightest stars with precisely

Blanco 1 (531 words) [view diff] exact match in snippet view article find links to article

confirmed spectroscopic binaries. A system known as NGTS J0002-29 is a triple system that contains one of only a few well-characterised eclipsing binaries

WR 148 (988 words) [view diff] exact match in snippet view article find links to article

since any supernova, are consistent with expulsion from a very massive triple system. "OMC Archive". OMC Archive. The Astronomical Data Centre at CAB. Retrieved

Algol variable (676 words) [view diff] exact match in snippet view article find links to article

2.49 2.49305 d R CMa Canis Major 5m.70 6m.34 0.64 1.13594 d SD triple system S Cnc Cancer Hind, 1848 8m.29 10m.25 1.96 9.48455 d DS α CrB (Alphecca

1 Camelopardalis (872 words) [view diff] exact match in snippet view article find links to article

magnitude star 150" away. It has been considered to be a member of a triple system, but Gaia observations show it to be an unrelated background object

21 Arietis (552 words) [view diff] exact match in snippet view article find links to article

and an eccentricity of 0.68. The system was initially thought to be a triple system in 1981, since the orbit of the system predicted a mass greater than

W Ursae Majoris variable (482 words) [view diff] exact match in snippet view article find links to article

6483489 d A9V A9V 44 (or i) Boo B Boötes 5.8 6.4 0.6 0.2678159 d G2V G2V Triple system, A being non-variable TU Boo Boötes 11.8 12.5 0.7 0.324 d VW Cep Cepheus

Zeta Aquarii (1,170 words) [view diff] case mismatch in snippet view article find links to article

August 2017. Retrieved 14 June 2017. Tokovinin, Andrei (2016). "The Triple System Zeta Aquarii". The Astrophysical Journal. 831 (2): 151. arXiv:1608.08564

Combinatorial design (4,352 words) [view diff] exact match in snippet view article find links to article

Steiner triple system is equivalent to a Steiner quasigroup (idempotent, commutative and satisfying (xy)y = x for all x and y). A Hall triple system is equivalent

Eta Lupi (725 words) [view diff] exact match in snippet view article find links to article

subgroup of the nearby Sco OB2 association. The inner pair in this triple system has an estimated orbital period of around 27,000 years. As of 2013,

Kappa Fornacis (1,682 words) [view diff] exact match in snippet view article find links to article

that is actually itself a close red dwarf binary, making a hierarchal triple system. Kappa Fornacis was found to be 0.23 arcseconds north of an X-ray and

V838 Monocerotis (3,162 words) [view diff] exact match in snippet view article find links to article

uncertain, but is thought to have been a merger of two stars within a triple system. The eruption occurred on one of two B3 main sequence stars in a close

Fomalhaut (4,563 words) [view diff] exact match in snippet view article find links to article

Piscis Austrini, and M-type, red dwarf star LP 876-10 constitute a triple system, even though the companions are separated by approximately 8 degrees

GG Tauri (2,396 words) [view diff] exact match in snippet view article find links to article

system comprises three stars orbiting each other in a hierarchical triple system, known as GG Tauri A, and another binary star system more distant from

UX Tauri (360 words) [view diff] exact match in snippet view article find links to article

S2CID 119231169. Magazzu, A. (1991). "Lithium in the pre-main sequence triple system UX Tauri". Astronomy and Astrophysics. 249 (1): 149–155. Bibcode:1991A&A

S Sagittae (837 words) [view diff] exact match in snippet view article find links to article

period is slowly increasing. S Sagittae has been reported as a double or triple system with a hotter main sequence star companion in a 676-day orbit. The companion

HD 196885 (754 words) [view diff] exact match in snippet view article find links to article

be a physically bound companion star, in which case HD 196885 is a triple system. If it is bound, then the separation is at least 6,600 AU (the separation

PSR B1620−26 (780 words) [view diff] case mismatch in snippet view article find links to article

Rasio; S. E. Thorsett (1999). "Orbital Parameters of the PSR B1620-26 Triple System". Proceedings of the 160th Colloquium of the International Astronomical

148780 Altjira (298 words) [view diff] exact match in snippet view article find links to article

then retired to the sky. Altjira may be an unresolved hierarchical triple system. "JPL Small-Body Database Browser: 148780 Altjira (2001 UQ18)" (2008-10-02

T Tauri (2,700 words) [view diff] exact match in snippet view article find links to article

M.; Ratzka, T.; Bertrang, G. H.-M. (2016). "Orbits in the T Tauri triple system observed with SPHERE". Astronomy & Astrophysics. 587: A35. arXiv:1512

Equivalence principle (5,320 words) [view diff] exact match in snippet view article find links to article

pulsar timing data.: 49 In 2014, astronomers discovered a stellar triple system containing a millisecond pulsar PSR J0337+1715 and two white dwarfs

WASP-22b (374 words) [view diff] exact match in snippet view article find links to article

was detected by transit via SuperWASP. The system is a hierarchical triple system. In 2019 the IAU announced as part of NameExoWorlds that WASP-22 and

(153591) 2001 SN263 (1,296 words) [view diff] exact match in snippet view article

1994 CC, which was discovered to be a triple system in 2009, and 3122 Florence, which was found to be a triple system in September 2017. The orbital properties

GW Orionis (914 words) [view diff] exact match in snippet view article find links to article

Fang, M.; et al. (2014). "GW Orionis: Inner disk readjustments in a triple system". Astronomy and Astrophysics. 570. A118. arXiv:1407.4959. Bibcode:2014A&A

Taurus (constellation) (3,898 words) [view diff] exact match in snippet view article

J. (December 1, 1982). "Secondaries of eclipsing binaries. IV – The triple system Lambda Tauri" (PDF). Astrophysical Journal, Part 1. 263: 289–301. Bibcode:1982ApJ

LoTr 5 (1,550 words) [view diff] exact match in snippet view article find links to article

Duquennoy, A.; Acker, A. (1987). "The nucleus of LT-5 : An unusual triple system ?". Astronomy and Astrophysics. 180: 145. Bibcode:1987A&A...180..145J

ASTER (spacecraft) (1,102 words) [view diff] exact match in snippet view article

Complex modeling was done to determine techniques to safely orbit the triple system at close range. The 2001 SN263 triple asteroid system is a carbonaceous

NGC 2539 (758 words) [view diff] exact match in snippet view article find links to article

spectrographic binaries, while further studies indicated that one of them is a triple system. Two more are suspected double stars. Further studies revealed seven

Census (6,216 words) [view diff] exact match in snippet view article find links to article

Statistical Society for excellence in official statistics in 2011. Triple system enumeration has been proposed as an improvement as it would allow evaluation

Lyra (7,380 words) [view diff] exact match in snippet view article find links to article

high-mass planet. Just short of naked-eye visibility is HD 178911, a triple system consisting of a close binary and a visually separable sunlike star.

Zeta Coronae Borealis (583 words) [view diff] exact match in snippet view article find links to article

unknown. The brighter star, ζ2 Coronae Borealis, is a spectroscopic triple system, consisting of three massive stars. The inner pair orbit in 1.7 days

HD 178911 Bb (127 words) [view diff] case mismatch in snippet view article find links to article

9 m/s. Zucker, S.; et al. (2002). "A Planet Candidate in the Stellar Triple System HD 178911". The Astrophysical Journal. 568 (1): 363–368. arXiv:astro-ph/0111550

PSR J0337+1715 (507 words) [view diff] exact match in snippet view article find links to article

the constellation Taurus. It is the first pulsar found in a stellar triple system. It is co-orbiting very closely with another star, a 0.2 solar-mass

HD 132563 (306 words) [view diff] exact match in snippet view article find links to article

of 0.22. Desidera, S.; et al. (July 5, 2011), "A giant planet in the triple system HD132563", Astronomy & Astrophysics, 533: A90, arXiv:1107.0918, Bibcode:2011A&A

H Centauri (293 words) [view diff] exact match in snippet view article find links to article

"V945 Centauri = HD 112409: a bright hot short-period binary in a triple system?" (PDF). Astronomy and Astrophysics. 520: A73, 11 pp. Bibcode:2010A&A

Mintaka (2,153 words) [view diff] exact match in snippet view article find links to article

seventh-magnitude star as component C. The primary component is itself a triple system: a class-O9.5 bright giant and a class-B main-sequence star orbit every

Algol (3,187 words) [view diff] case mismatch in snippet view article find links to article

; Sturmann, J.; Sturmann, L.; Turner, N. (2012). "Imaging the Algol Triple System in the H Band with the CHARA Interferometer". The Astrophysical Journal

NGC 6604 (557 words) [view diff] exact match in snippet view article find links to article

S2CID 16980385. Ibanoglu, C.; et al. (November 2013). "MY Serpentis: a high-mass triple system in the Ser OB2 association". Monthly Notices of the Royal Astronomical

28 Andromedae (754 words) [view diff] exact match in snippet view article find links to article

common proper motion with the primary star, which is then a candidate triple system. The orbital parameters are currently unknown. The second and third

V357 Carinae (570 words) [view diff] exact match in snippet view article find links to article

companion. It is also a single-lined spectroscopic binary, and possibly a triple system. The two closest components orbit each other in 6.74 days, while the

NGC 6193 (541 words) [view diff] exact match in snippet view article find links to article

16h 41m 20.4149s −48° 45′ 46.644″ 5.62 O3−3.5 V + O5.5−6 V + O6.5−7 V Triple system 55 HD 150135 16h 41m 19.4537s −48° 45′ 47.585″ 6.89 O6.5V((f))z Binary

B Persei (503 words) [view diff] exact match in snippet view article find links to article

Cowley, A. P.; Bolton, C. T.; Thomas, J. C. (1976). "The radio-flaring triple system B Per". The Astrophysical Journal. 208: 152. Bibcode:1976ApJ...208.

V1054 Ophiuchi (1,287 words) [view diff] exact match in snippet view article find links to article

system. The projected separation of the red dwarf from the primary triple system is about 220 arcsec, corresponding at 21.05 light-years to 1420 a.u

Sagittarius (constellation) (2,859 words) [view diff] exact match in snippet view article

3.18 and 10, while Pi Sagittarii (π Sgr) ("Albaldah") is actually a triple system whose components have magnitudes 3.7, 3.8, and 6.0. The Bayer designation

74 Aquarii (799 words) [view diff] exact match in snippet view article find links to article

the Doppler shift of their spectral lines, meaning 74 Aquarii is a triple system. The spectroscopic binary was discovered and the orbit calculated by

Trumpler 14 (912 words) [view diff] exact match in snippet view article find links to article

short-lived and hot (20000 K). The brightest member is HD 93129, a triple system consisting of three individual class O stars. It also contains HD 93128

IU Aurigae (372 words) [view diff] exact match in snippet view article find links to article

Drechsel, H. (September 1987), "Up-to-date parameters of the eclipsing triple system IU AUR", Astronomy and Astrophysics, 183 (1): 61–65, Bibcode:1987A&A

59 Serpentis (489 words) [view diff] case mismatch in snippet view article find links to article

Tilley, Elizabeth Cornwall (1943). "A Spectrographic Study of the Triple System in 59 D Serpentis". The Astrophysical Journal. 98: 347. Bibcode:1943ApJ

Helen Lines (594 words) [view diff] case mismatch in snippet view article find links to article

Lines, Douglas S. Hall, and Susan E. Gessner) "The Two Variables in The Triple System HR 6469=V819 Her: One Eclipsing, One Spotted" (1994, with 16 other authors)

HD 15558 (584 words) [view diff] exact match in snippet view article find links to article

probably single stars HD 15570 and HD 15629, and the massive binary/triple system HD 15558". Astronomy & Astrophysics. 456 (3): 1121. arXiv:astro-ph/0606379

HD 165590 (566 words) [view diff] exact match in snippet view article find links to article

Castro, E.; Fabregat, J.; Cornide, M.; Armentia, J. E. (1991). "The triple system HD 165590 : a spectroscopic and photometric study". Astronomy and Astrophysics

Ruprecht 147 (510 words) [view diff] case mismatch in snippet view article find links to article

"Eclipsing Binaries in the Open Cluster Ruprecht 147. IV: The Active Triple System EPIC 219511354". The Astrophysical Journal. 921 (2): 133. arXiv:2108

HD 129132 (525 words) [view diff] case mismatch in snippet view article find links to article

Barlow, D. J.; Scarfe, C. D. (December 1991). "The Spectroscopic-Speckle Triple System HR 5472". Astronomical Journal. 102: 2098. Bibcode:1991AJ....102.2098B

Fomalhaut C (1,097 words) [view diff] exact match in snippet view article find links to article

They'll cover about 8°, or the amount of real estate spanned by the triple system. "Researchers find that bright nearby double star Fomalhaut is actually

HD 188753 (1,078 words) [view diff] exact match in snippet view article find links to article

had been discovered earlier, orbiting one of the components of a wide triple system also in the constellation of Cygnus. Since HD 188753 Ab was believed

26 Draconis (830 words) [view diff] exact match in snippet view article find links to article

Upgren, A. R. (October 1962). "Parallax and orbital motion of the triple system 26 Draconis from photographs taken with the Sproul 24-inch refractor"

Serpens (11,793 words) [view diff] exact match in snippet view article find links to article

to the naked eye, HD 167971 (MY Serpentis) is a Beta Lyrae variable triple system consisting of three very hot O-type stars. A member of the cluster NGC

Triangulum (2,809 words) [view diff] exact match in snippet view article find links to article

of the Earth from the Sun. Lying near Gamma and forming an optical triple system with it are Delta and 7 Trianguli. Delta is a spectroscopic binary system

HD 150136 (664 words) [view diff] exact match in snippet view article find links to article

seven visual components within 30 arcseconds. Component A is a close triple system containing three massive class O main sequence stars. The brightest

Trans-Neptunian object (3,938 words) [view diff] exact match in snippet view article find links to article

Kuiper belt object discovered after Pluto 47171 Lempo a plutino and triple system consisting of a central binary pair of similar size, and a third outer

SPECULOOS (1,334 words) [view diff] case mismatch in snippet view article find links to article

Frederic V. (January 2020). "An Eclipsing Substellar Binary in a Young Triple System discovered by SPECULOOS". Nature Astronomy. 4 (7): 650–657. arXiv:2001

EZ Aquarii (1,141 words) [view diff] exact match in snippet view article find links to article

1999). "Accurate masses of very low mass stars. II. The very low mass triple system GL 866". Astronomy and Astrophysics. 350: L39–L42. arXiv:astro-ph/9909409

Circinus (3,344 words) [view diff] case mismatch in snippet view article find links to article

Separation of Composite Spectra. VII. The Physical Properties of the Massive Triple System HD 135240 (Delta Circini)" (PDF). The Astrophysical Journal. 548 (2):

Tibet (11,443 words) [view diff] case mismatch in snippet view article find links to article

April 24, 2022. Beckwith (1987), pg. 7 Étienne de la Vaissière, "The Triple System of Orography in Ptolemy's Xinjiang", Exegisti Monumenta: Festschrif

Eta Aquilae (1,407 words) [view diff] exact match in snippet view article find links to article

orbital motion on a scale of two years, so η Aql would appear to be a triple system. η Aquilae A is a Cepheid variable star, discovered by Edward Pigott

Moons of Haumea (1,767 words) [view diff] exact match in snippet view article find links to article

light from the moons from that of Haumea. Photometry of the Haumea triple system with HST's NICMOS camera has confirmed that the spectral line at 1.6 µm

Open cluster remnant (843 words) [view diff] exact match in snippet view article find links to article

is formed by 5 stars including a long-period binary and an unusual triple system. Regarding numerical simulations, for systems with some 25 to 250 stars

Lambda Tauri (1,351 words) [view diff] exact match in snippet view article find links to article

Tomkin, J. (December 1982), "Secondaries of eclipsing binaries. IV - The triple system Lambda Tauri", Astrophysical Journal, Part 1, 263: 289–301, Bibcode:1982ApJ

List of most massive stars (8,662 words) [view diff] exact match in snippet view article find links to article

probably single stars HD 15570 and HD 15629, and the massive binary/triple system HD 15558". Astronomy & Astrophysics. 456 (3): 1121–1130. arXiv:astro-ph/0606379

CHARA array (978 words) [view diff] case mismatch in snippet view article find links to article

; McAlister, H. A.; Ridgway, S. T. (June 2012). "Imaging the Algol Triple System in the H Band with the CHARA Interferometer". Astrophysical Journal

HD 37124 (958 words) [view diff] case mismatch in snippet view article find links to article

California Planet Survey. III. A Possible 2:1 Resonance in the Exoplanetary Triple System HD 37124". The Astrophysical Journal. 730 (2): 61–145. arXiv:1101.1097

The Sirius Mystery (1,618 words) [view diff] exact match in snippet view article find links to article

observers. — J. B. Holberg The former study also concluded that while a triple system for Sirius could not be fully eliminated, the probability was low. Temple's

Epsilon Volantis (391 words) [view diff] case mismatch in snippet view article find links to article

CS1 maint: postscript (link) Medici, A.; Hubrig, S. (January 2000), "Triple System epsilon Vol and Quadruple System eta Mus: the Mass Ratio in Close Binary

List of stars in Musca (143 words) [view diff] exact match in snippet view article find links to article

13h 08m 07.16s −65° 18′ 21.7″ 5.44 −12.17 ~7000 WC6 + O9.5I Eclipsing triple system, one component is a Wolf–Rayet star, Vmax = 5.5m, Vmin = 5.52m, P =

TY Coronae Australis (249 words) [view diff] exact match in snippet view article find links to article

of eclipsing binaries XXXIX. Light curves of the pre–main sequence triple system TY Coronae Australis?". Astronomy and Astrophysics Supplement Series

Beta Centauri (1,565 words) [view diff] exact match in snippet view article find links to article

(2016). "Massive pulsating stars observed by BRITE-Constellation. I. The triple system β Centauri (Agena)". Astronomy and Astrophysics. 588: 17. arXiv:1602

Minor-planet moon (2,467 words) [view diff] exact match in snippet view article find links to article

Sylvia was discovered to have two satellites, making it the first known triple system (also called trinary minor planets). This was followed by the discovery

Kashgar (9,952 words) [view diff] case mismatch in snippet view article find links to article

the original on 4 April 2016. de la Vaissière, Étienne (2009). "The Triple System of Orography in Ptolemy's Xinjiang". In Sundermann, Werner; Hintze,

WASP-34 (640 words) [view diff] exact match in snippet view article find links to article

near-grazing transiting sub-Jupiter-mass exoplanet in a hierarchical triple system". Astronomy and Astrophysics. 526: 5. arXiv:1012.2278. Bibcode:2011A&A

Packing in a hypergraph (2,383 words) [view diff] exact match in snippet view article find links to article

bound is desirable in various applications, such as Steiner triple system. A Steiner Triple System is a 3-uniform, simple hypergraph in which every pair of

Pseudoforest (4,049 words) [view diff] exact match in snippet view article find links to article

in the trains used to study Steiner triple systems. The train of a triple system is a functional graph having a vertex for each possible triple of symbols;

16 Cygni (2,044 words) [view diff] exact match in snippet view article find links to article

corresponds to a distance of 21.2 parsecs. 16 Cygni is a hierarchical triple system. Stars A and C form a close binary with a projected separation of 73

Nu Geminorum (571 words) [view diff] case mismatch in snippet view article find links to article

Theo A.; Le Bouquin, Jean-Baptiste (2021). "ν Gem: A Hierarchical Triple System with an Outer Be Star". The Astrophysical Journal. 916 (1): 24. arXiv:2105

HD 178911 (861 words) [view diff] case mismatch in snippet view article find links to article

2021-10-13. Zucker, S.; et al. (2002). "A Planet Candidate in the Stellar Triple System HD 178911". The Astrophysical Journal. 568 (1): 363–368. arXiv:astro-ph/0111550

Phi Phoenicis (1,253 words) [view diff] exact match in snippet view article find links to article

additional stars in the system, but in the past this has been considered a triple system, due to the detection of the wrong spectroscopic period. The variability

WR 104 (2,223 words) [view diff] exact match in snippet view article find links to article

resolved companion and an unresolved spectroscopic companion, forming a triple system. The spectroscopic pair consists of the Wolf–Rayet star and a B0.5 main

216 Kleopatra (1,620 words) [view diff] exact match in snippet view article find links to article

(September 2021). "An advanced multipole model for (216) Kleopatra triple system". Astronomy & Astrophysics. 653: A56. arXiv:2105.09134. Bibcode:2021A&A

2M1510 (716 words) [view diff] case mismatch in snippet view article find links to article

Frederic V. (January 2020). "An Eclipsing Substellar Binary in a Young Triple System discovered by SPECULOOS". Nature Astronomy. 4 (7): 650–657. arXiv:2001

Alpha Herculis (1,763 words) [view diff] exact match in snippet view article find links to article

WDS J17146+1423C and D. The two fainter stars are far more distant than the triple system. α Herculis (Latinised to Alpha Herculis) is the system's Bayer designation;

Beta Cephei variable (1,961 words) [view diff] exact match in snippet view article find links to article

3.908 B2III λ Sco Scorpius 1m.59 1m.65 5.129 B1.5IV + PMS + B2IV Triple system; also an Algol variable κ Sco Scorpius 2m.41 2m.42 4.795 B1.5III σ

Meanings of minor planet names: 47001–48000 (419 words) [view diff] exact match in snippet view article find links to article

Paha, brought down the hero Väinämöinen. Within the trans-Neptunian triple system, the satellite (47171) Lempo I was discovered on 2001 Dec. 8 by C. A

Eta Geminorum (1,593 words) [view diff] exact match in snippet view article find links to article

period has been refined to an average of 234 days. η Geminorum is a triple system, with the luminous class M star having a close companion known only

Coronary artery bypass surgery (6,247 words) [view diff] exact match in snippet view article find links to article

decreased left-ventricle function; left main disease; diabetes; and complex triple system disease (including LAD, Cx and RCA), especially when the lesion in the

Gamma Doradus variable (1,494 words) [view diff] exact match in snippet view article find links to article

J.-C. (2009). "HD 51106 and HD 50747: an ellipsoidal binary and a triple system observed with CoRoT". Astronomy and Astrophysics. 506 (1): 159–165.

HD 181068 (567 words) [view diff] case mismatch in snippet view article find links to article

"HD 181068: A Red Giant in a Triply Eclipsing Compact Hierarchical Triple System". Science. 332 (6026): 216–218. arXiv:1202.2196. Bibcode:2011Sci...332

List of star systems within 25–30 light-years (2,071 words) [view diff] exact match in snippet view article find links to article

22h 48m 04.5s −24° 22′ 08″ M4V 12.624 130.2707±0.0325 component C of triple system Vega (Alpha Lyrae)$ 25.045 ± 0.069 Lyra 18h 36m 56.3s +38° 47′ 01″ A0Va

CoRoT-1b (583 words) [view diff] exact match in snippet view article find links to article

possibilities such as background stars, grazing eclipsing binaries, or a triple system. The discovery was publicly announced on May 3, 2007 and submitted for

70 Ophiuchi (1,643 words) [view diff] case mismatch in snippet view article find links to article

Bibcode:1988JRASC..82..140H. Berman, Louis (1932). "70 Ophiuchi as a Triple System". Lick Observatory Bulletin. 16 (443): 24–30. Bibcode:1932LicOB..16

Telescopium (4,040 words) [view diff] exact match in snippet view article find links to article

Baade, D.; Hadrava, P.; Heida, M.; Klement, R. (May 2020). "A naked-eye triple system with a nonaccreting black hole in the inner binary". Astronomy & Astrophysics

R Coronae Australis (618 words) [view diff] exact match in snippet view article find links to article

; Rigliaco, E. (2019). "The origin of R CrA variability. A complex triple system hosting a disk". Astronomy and Astrophysics. 630. arXiv:1908.07256.

36 Ophiuchi (1,088 words) [view diff] exact match in snippet view article find links to article

Cayrel, R. (1989), "A thorough spectroscopic study of the very nearby triple system - 36 Ophiuchi", Astronomy and Astrophysics, 225 (2): 369–380, Bibcode:1989A&A

Eta Carinae (14,800 words) [view diff] exact match in snippet view article find links to article

explanations for the eruptions include: a binary merger in what was then a triple system; mass transfer from Eta Carinae B during periastron passages; or a pulsational

Proxima Centauri b (8,144 words) [view diff] exact match in snippet view article find links to article

number of objects, including the three stars of the Alpha Centauri triple system and some other stars for which the angular sizes have also been measured

Crater (constellation) (4,780 words) [view diff] exact match in snippet view article

near-grazing transiting sub-Jupiter-mass exoplanet in a hierarchical triple system". Astronomy & Astrophysics. 526: 5. arXiv:1012.2278. Bibcode:2011A&A

AT Microscopii (1,260 words) [view diff] exact match in snippet view article find links to article

astronomical units. This indicates that the three may form a wide hierarchical triple system, with the AT Microscopii pair orbiting AU Microscopii over a period

Delta Circini (632 words) [view diff] case mismatch in snippet view article find links to article

Separation of Composite Spectra. VII. The Physical Properties of the Massive Triple System HD 135240 (δ Circini)". The Astrophysical Journal. 548 (2): 889. Bibcode:2001ApJ

Eta Muscae (677 words) [view diff] case mismatch in snippet view article find links to article

original on December 21, 2013. Medici, A.; Hubrig, S. (January 2000). "Triple System epsilon Vol and Quadruple System eta Mus: the Mass Ratio in Close Binary

Boötes (8,385 words) [view diff] exact match in snippet view article find links to article

Marzari, F.; Scuderi, S. (7 September 2011). "A giant planet in the triple system HD 132563". Astronomy & Astrophysics. 533. Claudi, R. U.; Cosentino

Globular cluster (11,831 words) [view diff] case mismatch in snippet view article find links to article

A.; Thorsett, S.E. (1999). "Orbital Parameters of the PSR B1620-26 Triple System". Proceedings of the 160th Colloquium of the International Astronomical

Coma Berenices (6,955 words) [view diff] exact match in snippet view article find links to article

Garfinkle 1997, pp. 127–128. P. Zasche; R. Uhlář (15 September 2010). "The triple system KR Comae Berenices". Astronomy & Astrophysics. 519: A78. arXiv:1011

Betelgeuse (18,297 words) [view diff] exact match in snippet view article find links to article

Karovska, M.; Nisenson, P.; Noyes, R. (1986). "On the alpha Orionis triple system". Astrophysical Journal. 308: 675–85. Bibcode:1986ApJ...308..260K. doi:10

Quasigroup (3,841 words) [view diff] exact match in snippet view article find links to article

commutative quasigroup under the operation x ∗ y = (x + y) / 2. Every Steiner triple system defines an idempotent, commutative quasigroup: a ∗ b is the third element

List of exoplanets discovered in 2010 (3,053 words) [view diff] exact match in snippet view article find links to article

near-grazing transiting sub-Jupiter-mass exoplanet in a hierarchical triple system Smith, A. M. S.; Anderson, D. R.; Collier Cameron, A.; Gillon, M.; Hellier

Corvus (constellation) (6,162 words) [view diff] exact match in snippet view article

radius of the Sun, but only 0.7% its luminosity. VHS J1256–1257 is a triple system of young brown dwarfs located 72.4+3.6 −3.9 light-years distant from

Beta Lyrae (2,696 words) [view diff] exact match in snippet view article find links to article

range B2-B5 V. This companion would make Beta Lyrae A a hierarchical triple system. The variable luminosity of this system was discovered in 1784 by the

Fano plane (3,024 words) [view diff] exact match in snippet view article find links to article

(table) is given by: The Fano plane, as a block design, is a Steiner triple system. As such, it can be given the structure of a quasigroup. This quasigroup

Kelu-1 (2,555 words) [view diff] exact match in snippet view article find links to article

Joergens, V.; Kasper, M. (2008). "Kelu-1 AB - A possible brown dwarf triple system". arXiv:0811.0556v1 [astro-ph]. Brown, A. G. A.; et al. (Gaia collaboration)

Circumbinary planet (5,040 words) [view diff] exact match in snippet view article find links to article

around the eclipsing binary system CM Draconis, itself part of the triple system GJ 630.1. The eclipsing binary has been surveyed for transiting planets

Sylvester matroid (405 words) [view diff] exact match in snippet view article find links to article

circuit. A Sylvester matroid of rank three may be formed from any Steiner triple system, by defining the lines of the matroid to be the triples of the system

Christopher Aikman (1,077 words) [view diff] exact match in snippet view article find links to article

McFadzean, A.D.; Skillen, I.; Carr, D.M.; Aikman, G.C.L. (1986). "The triple system DM Persei". Monthly Notices of the Royal Astronomical Society. 222:

XY Ursae Majoris (1,847 words) [view diff] exact match in snippet view article find links to article

et al. (December 1998), "The RS CVn binary XY UMa as a member of a triple system", Astronomy and Astrophysics, 340: 415–418, Bibcode:1998A&A...340..415C

61 Cygni (5,255 words) [view diff] case mismatch in snippet view article find links to article

1086/519295. S2CID 14614725. Strand, K. Aa. (1943). "61 Cygni as a Triple System". Publications of the Astronomical Society of the Pacific. 55 (322):

Brown dwarf (20,125 words) [view diff] case mismatch in snippet view article find links to article

Brian W.; Prato, L.; Jaffe, Daniel (2018-02-01). "Wolf 1130: A Nearby Triple System Containing a Cool, Ultramassive White Dwarf". The Astrophysical Journal

Ruzsa–Szemerédi problem (2,117 words) [view diff] exact match in snippet view article find links to article

removed vertex. To convert a graph with a unique triangle per edge into a triple system, let the triples be the triangles of the graph. No six points can include

Epsilon Indi (3,539 words) [view diff] exact match in snippet view article find links to article

2018). "Detection of the closest Jovian exoplanet in the Epsilon Indi triple system". arXiv:1803.08163 [astro-ph.EP]. "A direct detection of the closest

Kaj Aage Gunnar Strand (614 words) [view diff] case mismatch in snippet view article find links to article

Bibcode:1964S&T....27..204S. Strand, K. Aa. (February 1943). "61 Cygni as a Triple System". Publications of the Astronomical Society of the Pacific. 55 (322):

AB7 (3,101 words) [view diff] exact match in snippet view article find links to article

the larger brighter N66, which contains the unusual HD 5980 LBV/WR/O triple system; and the fainter N78. The nebula was catalogued at radio wavelengths

List of largest known stars (9,494 words) [view diff] exact match in snippet view article find links to article

"V838 Monocerotis as seen by ALMA: A remnant of a binary merger in a triple system". Astronomy & Astrophysics. 655: A32. arXiv:2106.07427. Bibcode:2021A&A

Franck Marchis (966 words) [view diff] exact match in snippet view article find links to article

and the first moonlet companion in the Trojan discovered. The second triple system orbiting in the main-belt was discovered by the same team and announced

HD 5980 (3,373 words) [view diff] exact match in snippet view article find links to article

the binary orbit eventually led to the conclusion that HD 5980 was a triple system with a close eclipsing binary and a more distant class O supergiant

Lucky imaging (1,822 words) [view diff] exact match in snippet view article find links to article

top) and the best 1% images selected result is quite remarkable: a triple system has been detected. The brightest component in the West is a V=14.9 magnitude

List of exoplanets discovered in 2017 (5,194 words) [view diff] case mismatch in snippet view article find links to article

Rapidly Rotating Metal-poor Late-A Primary of a Likely Hierarchical Triple System". The Astronomical Journal. 155 (2): 100. arXiv:1712.03241. Bibcode:2018AJ

List of stars in Scorpius (174 words) [view diff] exact match in snippet view article find links to article

144432 144432 78943 16h 06m 57.95s −27° 43′ 09.8″ 8.19 522 F0IIIe+K7V triple system; Herbig Ae/Be star V1034 Sco V1034 16h 54m 19.85s −41° 50′ 09.4″ 8.23

Tests of general relativity (12,507 words) [view diff] exact match in snippet view article find links to article

"Universality of free fall from the orbital motion of a pulsar in a stellar triple system". Nature. 559 (7712): 73–76. arXiv:1807.02059. Bibcode:2018Natur.559

List of stars in Cassiopeia (148 words) [view diff] exact match in snippet view article find links to article

Cas 21 YZ 4161 3572 00h 45m 39.11s +74° 59′ 17.3″ 5.64 0.89 290 A2IV triple system; Algol variable 68 Cas 68 4142 3478 00h 44m 26.23s +47° 51′ 50.3″ 5

Sigma Orionis (4,387 words) [view diff] case mismatch in snippet view article find links to article

A. (2015). "Orbital and Physical Properties of the σ Ori Aa, Ab, B Triple System". The Astrophysical Journal. 799 (2): 169. arXiv:1412.3469. Bibcode:2015ApJ

List of exoplanets discovered in 2011 (5,456 words) [view diff] exact match in snippet view article find links to article

1093/pasj/64.2.34. Desidera, S.; et al. (July 5, 2011), "A giant planet in the triple system HD132563", Astronomy & Astrophysics, 533: A90, arXiv:1107.0918, Bibcode:2011A&A

List of most luminous stars (10,338 words) [view diff] case mismatch in snippet view article find links to article

A. (2015). "Orbital and Physical Properties of the σ Ori Aa, Ab, B Triple System". The Astrophysical Journal. 799 (2): 169. arXiv:1412.3469. Bibcode:2015ApJ

List of smallest known stars (11,285 words) [view diff] case mismatch in snippet view article find links to article

Gosnell, Natalie M.; Kim, Hwihyun (2018-02-13), "Wolf 1130: A Nearby Triple System Containing a Cool, Ultramassive White Dwarf", The Astrophysical Journal

List of stars with resolved images (901 words) [view diff] case mismatch in snippet view article find links to article

; Sturmann, J.; Sturmann, L.; Turner, N. (2012). "Imaging the Algol Triple System in the H Band with the CHARA Interferometer". The Astrophysical Journal

VHS J1256–1257 (1,835 words) [view diff] case mismatch in snippet view article find links to article

Moderately Thick Clouds and Equilibrium Carbon Chemistry in a Hierarchical Triple System". The Astrophysical Journal. 830 (2): 10. arXiv:1607.06007. Bibcode:2016ApJ

Property B (1,111 words) [view diff] exact match in snippet view article find links to article

{3, 4, 6}, {4, 5, 7}, {5, 6, 1}, {6, 7, 2}, {7, 1, 3}} (the Steiner triple system S7); C does not have Property B (so m(3) <= 7), but if any element of

Thomas Jefferson Jackson See (1,828 words) [view diff] exact match in snippet view article find links to article

Society in 1897. In 1899, Forest R. Moulton analyzed this proposed triple system and demonstrated convincingly that it would be unstable, and therefore

Heuneburg (4,480 words) [view diff] exact match in snippet view article find links to article

complex. They have been partially obliterated by erosion and ploughing. A triple system of several hundred metres of banks and ditches enclosed and subdivided

Seán Dineen (970 words) [view diff] exact match in snippet view article find links to article

to the Royal Irish Academy. Dineen, Seán "The second dual of a JB∗ triple system. Complex analysis, functional analysis and approximation theory". (Campinas

List of star systems within 20–25 light-years (1,542 words) [view diff] exact match in snippet view article find links to article

22h 56m 24.17s −31° 33′ 56″ K5Vp 6.48# 131.5525±0.0275 component B of triple system 107 Piscium$ 24.805±0.029 Pisces 01h 42m 29.8s +20° 16′ 07″ K1V 5.24#

HD 202908 (1,087 words) [view diff] exact match in snippet view article find links to article

Fekel, F. C. Jr. (September 1981). "HD 202908 - A young, solar-type triple system". The Astrophysical Journal. 248: 670. Bibcode:1981ApJ...248..670F.

4 Draconis (1,172 words) [view diff] case mismatch in snippet view article find links to article

Hric, L.; Urban, Z. (November 1991). "The Symbiotic-Like/Cataclysmic Triple System 4 Dra (= CQ Dra): Detection of a Post-Periastron Passage Brightening"

KELT-21b (451 words) [view diff] case mismatch in snippet view article find links to article

Rapidly Rotating Metal-poor Late-A Primary of a Likely Hierarchical Triple System". The Astronomical Journal. 155 (2): 100. arXiv:1712.03241. Bibcode:2018AJ

History of Lothian Buses (6,702 words) [view diff] case mismatch in snippet view article find links to article

original on 23 December 2012. Commercial Motor, 6 April 1920, page 8 A Triple System Of Passenger Transport, Commercial Motor, 14 February 1922, page 16

V389 Cygni (1,355 words) [view diff] exact match in snippet view article find links to article

; Popowicz, A.; Rucinski, S.; Wade, G. A.; Zwintz, K. (July 2017). "Triple system HD 201433 with a SPB star component seen by BRITE - Constellation: Pulsation

Italo Jose Dejter (5,641 words) [view diff] exact match in snippet view article find links to article

code of length 7, the Heawood graph, the Fano plane and the Steiner triple system of order 7. The result of (a) above is immediately extended to perfect

Epsilon Indi Ab (900 words) [view diff] exact match in snippet view article find links to article

2018). "Detection of the closest Jovian exoplanet in the Epsilon Indi triple system". arXiv:1803.08163 [astro-ph.EP]. Philipot, F.; Lagrange, A.-M.; et al

Wolf 1130 (1,042 words) [view diff] case mismatch in snippet view article find links to article

Brian W.; Prato, L.; Jaffe, Daniel (2018-02-01). "Wolf 1130: A Nearby Triple System Containing a Cool, Ultramassive White Dwarf". The Astrophysical Journal

HD 110067 (1,196 words) [view diff] exact match in snippet view article find links to article

Kevin; Luque, Rafael (December 2023). "HD 110067 is a wide hierarchical triple system". Research Notes of the AAS. 7 (12): 12. arXiv:2312.04599. doi:10

DV Piscium (965 words) [view diff] case mismatch in snippet view article find links to article

Palafouta, S. (September 2019), "DV Psc: A Magnetically Active Hierarchical Triple System", Acta Astronomica, 69 (3): 261–282, Bibcode:2019AcA....69..261G, doi:10

Austrian walled towns (22,261 words) [view diff] exact match in snippet view article find links to article

was a double wall and ditch fortification to the east, and possibly a triple system to north of the castle, which was part of the defended enclosure. Statt

V1334 Cygni (948 words) [view diff] case mismatch in snippet view article find links to article

Retrieved 24 January 2023. Evans, Nancy Remage (June 2000). "V1334 Cygni: A Triple System Containing a Classical Cepheid". The Astronomical Journal. 119 (6):

April–June 2020 in science (28,416 words) [view diff] exact match in snippet view article find links to article

Retrieved 6 May 2020. Rivinius, Th.; et al. (6 May 2020). "A naked-eye triple system with a nonaccreting black hole in the inner binary". Astronomy & Astrophysics

History of Kashgar (5,959 words) [view diff] case mismatch in snippet view article find links to article

Archived from the original on 2017-06-28. Retrieved 2007-12-24. "The Triple System of Orography in Ptolemy's Xinjiang", pp. 530–531. Étienne de la Vaissière