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searching for Celestial equator 62 found (297 total)

alternate case: celestial equator

IC 1337 (209 words) [view diff] exact match in snippet view article find links to article

the constellation Capricornus. The galaxy is located close to the celestial equator. It was discovered by Stéphane Javelle on July 22, 1892. One supernova
Hydra (constellation) (1,865 words) [view diff] exact match in snippet view article
Ptolemy. Commonly represented as a water snake, it straddles the celestial equator. The Greek constellation of Hydra is an adaptation of a Babylonian
Kepler-39b (1,029 words) [view diff] exact match in snippet view article find links to article
the celestial equator. If the R.A. is positive then its eastwards. The Declination is how far north or south the object is compared to the celestial equator
NGC 277 (249 words) [view diff] exact match in snippet view article find links to article
astronomer Heinrich Louis d'Arrest. The galaxy is situated near the celestial equator, making it observable from both the Northern and Southern Hemispheres
NGC 6984 (436 words) [view diff] exact match in snippet view article find links to article
type of active galactic nucleus (AGN). It is situated south of the celestial equator, and is visible with the help of a telescope having an aperture of
NGC 84 (327 words) [view diff] exact match in snippet view article find links to article
naked eye and requires a telescope for observation. Located near the celestial equator NGC 84 can be observed from both the Northern and Southern Hemispheres
Longitude by chronometer (1,388 words) [view diff] exact match in snippet view article find links to article
(Celestial Latitude - measured north or south of the equational or celestial equator), of the observed celestial body is known. All that can be derived
Chinese constellations (1,683 words) [view diff] exact match in snippet view article find links to article
which could be seen year-round, while the other two straddle the celestial equator. The Twenty-Eight Mansions form an ecliptic coordinate system used
New General Catalogue (1,534 words) [view diff] exact match in snippet view article find links to article
Catalogue of Nebulae and Clusters of Stars. Objects south of the celestial equator are catalogued somewhat less thoroughly, but many were included based
Messier 22 (1,352 words) [view diff] no match in snippet view article find links to article
those latitudes due to its declination of nearly 24° south of the (celestial) equator, its daily path is low in the southern sky. It thus appears less impressive
Peter Harrison Planetarium (334 words) [view diff] exact match in snippet view article find links to article
the local horizon) and the top being slanted to be parallel to the celestial equator. The construction stands parallel to (but 50 metres east of) the prime
Photometric-standard star (156 words) [view diff] exact match in snippet view article find links to article
photometric standard stars in the magnitude range 11.5-16.0 around the celestial equator". The Astronomical Journal. 104: 340–371. Bibcode:1992AJ....104..340L
Orion (constellation) (5,220 words) [view diff] exact match in snippet view article
depictions have followed these two models. Orion is located on the celestial equator, but it will not always be so located due to the effects of precession
Astrological age (6,412 words) [view diff] exact match in snippet view article find links to article
correspond to the animals depicted in the tauroctony – all lay on the celestial equator (the location of which is shifted by the precession) and thus had
Arlo U. Landolt (958 words) [view diff] exact match in snippet view article find links to article
line September 19, 2007. UBVRI photometric standard stars around the celestial equator, Arlo U. Landolt, Astronomical Journal, 88, #3 (March 1983), pp. 439–460
NGC 3985 (214 words) [view diff] exact match in snippet view article find links to article
about 18,000 light years across. NGC 3985 is situated north of the celestial equator and, as such, it is more easily visible from the Northern Hemisphere
NGC 2210 (290 words) [view diff] exact match in snippet view article find links to article
Magellanic Cloud, in the constellation Dorado. It is situated south of the celestial equator and, as such, it is more easily visible from the southern hemisphere
NGC 957 (165 words) [view diff] exact match in snippet view article find links to article
young at less than 11 million years old. NGC 957 lies in north of the celestial equator, and is therefore easier to be seen from the northern hemisphere.
HD 34880 (339 words) [view diff] exact match in snippet view article find links to article
October and April. Owing to the position of the star close to the celestial equator (zodiac), it is obscured by the sun or its glare at other times of
Mural instrument (723 words) [view diff] exact match in snippet view article find links to article
instrument. If the instrument's arc is not marked relative to the celestial equator, then the elevation is corrected for the difference, resulting in
NGC 833 (149 words) [view diff] exact match in snippet view article find links to article
Cetus. It has an active Hubble-type Sa nucleus, and lies south of the celestial equator. It is estimated to be 173 million light-years from the Milky Way
Oenopides (927 words) [view diff] exact match in snippet view article find links to article
astronomer was his determination of the angle between the plane of the celestial equator, and the zodiac (the yearly path of the Sun in the sky). He found
Cetus (1,469 words) [view diff] exact match in snippet view article find links to article
Constellation straddling the celestial equator
Iota1 Librae (586 words) [view diff] exact match in snippet view article find links to article
approximately the same, thanks to the position of the star not far from the celestial equator. Iota1 Librae is a four star system. The inner pair, designated components
Planisphere (1,348 words) [view diff] exact match in snippet view article find links to article
while circles of equal declination (for instance 60°, 30°, 0° (the celestial equator), −30°, and −60°) lie equidistant from each other and from the poles
Cautes and Cautopates (487 words) [view diff] exact match in snippet view article find links to article
and right of the Tauroctony, they become a realistic cadre of the celestial equator and the constellations included between the two equinoxes during the
HD 149382 (575 words) [view diff] case mismatch in snippet view article find links to article
Arlo U. (May 2009). "UBVRI Photometric Standard Stars Around the Celestial Equator: Updates and Additions". The Astronomical Journal. 137 (5): 4186–4269
Leo (constellation) (1,778 words) [view diff] exact match in snippet view article
Zodiac constellation straddling the celestial equator
Melotte 186 (553 words) [view diff] exact match in snippet view article find links to article
west of the star Beta Ophiuchi. Due to its declination close to the celestial equator, the cluster can be observed from any latitude of Earth. The best
Age of Aquarius (1,739 words) [view diff] exact match in snippet view article find links to article
which corresponds to the moment the Sun is perceived as crossing the celestial equator, marking the start of spring in the Northern Hemisphere each year
Solar calendar (944 words) [view diff] exact match in snippet view article find links to article
respect to the Equinox, the point at which the orbit crosses the celestial equator, then its dates accurately indicate the seasons, that is, they are
Kurdistan province (1,718 words) [view diff] exact match in snippet view article find links to article
Northern Hemisphere, better i.e. the moment at which the Sun crosses the celestial equator and equalizes night and day is calculated exactly every year. Traditional
Beta Cassiopeiae (1,530 words) [view diff] exact match in snippet view article find links to article
running due south from Beta Cassiopeiae through Alpha Andromedae to the celestial equator, at a point where the Sun's path (the ecliptic) crosses it each autumn
Color index (1,033 words) [view diff] case mismatch in snippet view article find links to article
Standard Stars in the Magnitude Range 11.5 < V < 16.0 Around the Celestial Equator". The Astronomical Journal. 104: 340. Bibcode:1992AJ....104..340L
TZ Arietis (1,249 words) [view diff] exact match in snippet view article find links to article
photometric standard stars in the magnitude range 11.5-16.0 around the celestial equator", Astronomical Journal, 104 (1): 340–371, 436–491, Bibcode:1992AJ
Meridian (geography) (2,279 words) [view diff] exact match in snippet view article
declination of major stars are their angles north and south from the celestial equator. The meridian passage will not occur exactly at 12 hours because of
List of brightest stars (1,304 words) [view diff] case mismatch in snippet view article find links to article
Landolt, Arlo U. (2009). "UBVRI Photometric Standard Stars Around the Celestial Equator: Updates and Additions". The Astronomical Journal. 137 (5): 4186–4269
Orion's Belt (1,721 words) [view diff] exact match in snippet view article find links to article
at the western end of the Belt, and the star system closest to the celestial equator. It is the nearest massive multiple stellar system, composed of three
Torquetum (1,742 words) [view diff] exact match in snippet view article find links to article
instrument up to the viewer's complementary latitude. This represents the celestial equator and the angle varies depending on where the view is located on Earth
Photometry (astronomy) (3,178 words) [view diff] exact match in snippet view article
photometric standard stars in the magnitude range 11.5-16.0 around the celestial equator". The Astronomical Journal. 104: 340–371. Bibcode:1992AJ....104..340L
Asterism (astronomy) (3,232 words) [view diff] case mismatch in snippet view article
name derives from both the shape and, because the stars straddle the Celestial Equator, it is more easily seen from south of the Mediterranean than in Europe
Seconds pendulum (2,107 words) [view diff] exact match in snippet view article find links to article
respectively). Then consider a second fictitious Sun travelling along the celestial equator at a constant speed and coinciding with the first fictitious Sun at
Primary direction (astrology) (912 words) [view diff] exact match in snippet view article
in the green line passed through the significator (P1). This line is called "the circle of position of P1". The blue circle is the celestial equator.
Axial precession (8,365 words) [view diff] exact match in snippet view article find links to article
pointing to Polaris, marks the axis now. The equinoxes occur where the celestial equator intersects the ecliptic (red line), that is, where the Earth's axis
Mashallah ibn Athari (2,097 words) [view diff] exact match in snippet view article find links to article
with the diurnal motion, but the tenth orb moves in the plane of the celestial equator while the ninth orb moves around poles that are inclined 24° with
Van Allen radiation belt (4,779 words) [view diff] exact match in snippet view article find links to article
confined to a volume which extends about 65° on either side of the celestial equator. In 1958 the US detonated low yield nuclear bombs at an altitude of
Astrological sign (4,409 words) [view diff] exact match in snippet view article find links to article
of a sign and they are separated by 30°. The intersection of the celestial equator and the ecliptic define the equinoctial points: First Point of Aries
Astrolabe (5,401 words) [view diff] exact match in snippet view article find links to article
latitude:   In orange, the celestial Tropic of Cancer.   In purple, the celestial equator.   In green, the celestial Tropic of Capricorn. When projecting onto
Gliese 876 (3,201 words) [view diff] case mismatch in snippet view article find links to article
Arlo U. (2 April 2009). "UBVRI Photometric Standard Stars Around the Celestial Equator: Updates and Additions". The Astronomical Journal. 137 (5): 4186–4269
Bugang (4,032 words) [view diff] exact match in snippet view article find links to article
conductor — stretching out from the pole of heaven to the belt of the celestial equator and, by its annual movement, like the outer leg of a compass, describing
Moons of Uranus (4,638 words) [view diff] exact match in snippet view article find links to article
set during the hemispheric summer, moving to a position over the celestial equator during the Uranian equinox, and then invisible below the horizon during
Wolf 359 (4,047 words) [view diff] exact match in snippet view article find links to article
Arlo U. (May 2009). "UBVRI photometric standard stars around the celestial equator: Updates and Additions". The Astronomical Journal. 137 (5): 4186–4269
Birkat Hachama (3,337 words) [view diff] exact match in snippet view article find links to article
and the actual astronomical point in time when the Sun crosses the celestial equator; the symbolism is no different from a situation in which the molad
Fomalhaut (4,546 words) [view diff] exact match in snippet view article find links to article
half-fish. At a declination of −29.6°, Fomalhaut is located south of the celestial equator, and hence is best viewed from the Southern Hemisphere. However, its
Chinese astronomy (7,045 words) [view diff] exact match in snippet view article find links to article
celestial globe at that time was a huge globe, showing the 28 mansions, celestial equator, and ecliptic. None of them have survived. Celestial globes were named
United States Naval Observatory Flagstaff Station (4,183 words) [view diff] case mismatch in snippet view article find links to article
(November 1999). "Improved Astrometric Calibration Regions along the Celestial Equator". The Astronomical Journal. 118 (5): 2488–502. Bibcode:1999AJ....118
Hipparchus (10,341 words) [view diff] exact match in snippet view article find links to article
meridian ring with a scale. In combination with a grid that divided the celestial equator into 24 hour lines (longitudes equalling our right ascension hours)
Archaeoastronomy (14,553 words) [view diff] case mismatch in snippet view article find links to article
is flat) and all points midway between the Celestial Poles is the Celestial Equator which has a declination of 0°. The visible declinations vary depending
Astronomica (Manilius) (8,006 words) [view diff] exact match in snippet view article
imagined band on the sphere of fixed stars 23.5 degree angle to the celestial equator, which forms the backdrop of the seven planets' orbits around the
Wolf 922 (927 words) [view diff] case mismatch in snippet view article find links to article
Arlo U. (1 May 2009). "UBVRI PHOTOMETRIC STANDARD STARS AROUND THE CELESTIAL EQUATOR: UPDATES AND ADDITIONS". The Astronomical Journal. 137 (5): 4186–4269
List of Philippine mythological figures (37,397 words) [view diff] exact match in snippet view article find links to article
("the Crossbow : the Eagle, a constellation of three stars near the celestial equator, called Marineras or Tres Marías in Renaissance Spanish") Balo - The
List of nearest stars by spectral type (15,778 words) [view diff] case mismatch in snippet view article find links to article
Arlo U. (2009-05-01). "UBVRI Photometric Standard Stars Around the Celestial Equator: Updates and Additions". The Astronomical Journal. 137 (5): 4186–4269