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searching for equatorial bulge 28 found (167 total)

alternate case: Equatorial bulge

Tau3 Eridani (643 words) [view diff] exact match in snippet view article find links to article

with a projected rotational velocity of 133 km/s. This is creating an equatorial bulge that might be 7% wider than the polar radius. Tau3 Eridani has 178%
Eta Aquarii (688 words) [view diff] exact match in snippet view article find links to article
projected rotational velocity of 271 km/s. This rotation is causing an equatorial bulge, giving the star an oblate figure with a 24% larger radius at the equator
Omega1 Aquilae (503 words) [view diff] exact match in snippet view article find links to article
with a projected rotational velocity of 115  km/s. This is causing an equatorial bulge that is 5% larger than the polar radius. The star has 2.85 times the
Eta Tucanae (635 words) [view diff] exact match in snippet view article find links to article
rapidly with a projected rotational velocity of 190 km/s, giving it an equatorial bulge that is 15% larger than the polar radius. The star has 1.9 times the
Plaskett's Star (585 words) [view diff] exact match in snippet view article find links to article
projected rotational velocity of 300 km·s−1, giving it a pronounced equatorial bulge. The brightness varies irregularly from 6.0 to 6.1 on a timescale of
699 Hela (376 words) [view diff] exact match in snippet view article find links to article
method was used to build a shape model with a rounded form and an equatorial bulge. "JPL Small-Body Database Browser: 699 Hela (1910 KD)". Jet Propulsion
Earth-centered inertial (897 words) [view diff] exact match in snippet view article find links to article
frame. The gravitational attraction of the Sun and Moon on the Earth's equatorial bulge cause the rotational axis of the Earth to precess in space similar
Laplace plane (725 words) [view diff] exact match in snippet view article find links to article
of the solar perturbing force, and of the planet’s oblateness (its equatorial bulge), together gave rise to an "inclinaison propre", an "own inclination"
Omicron1 Eridani (740 words) [view diff] exact match in snippet view article find links to article
rotation period of less than around 1.9 days. This is creating an equatorial bulge that is 11% wider than the polar radius. Omicron1 Eridani has nearly
HD 76143 (537 words) [view diff] exact match in snippet view article find links to article
high projected rotational velocity of 140 km/s, which gives it an equatorial bulge 10% larger than it's poles. The star has a faint 12 magnitude companion
Alpha Ophiuchi (1,288 words) [view diff] exact match in snippet view article find links to article
the star to break up. This gives it an oblate spheroid shape with an equatorial bulge about 20% larger than the polar radius. The polar radius is calculated
41 Arietis (977 words) [view diff] exact match in snippet view article find links to article
has a projected rotational velocity of 175 km/s. This is creating an equatorial bulge that is 12% larger than the star's polar radius. It is a candidate
Ecliptic (2,582 words) [view diff] exact match in snippet view article find links to article
mostly to the gravitational effect of the Moon and Sun on Earth's equatorial bulge. Likewise, the ecliptic itself is not fixed. The gravitational perturbations
Vertical datum (1,316 words) [view diff] exact match in snippet view article find links to article
approximating a biaxial ellipsoid. It is nearly spherical, but has an equatorial bulge making the radius at the Equator about 0.3% larger than the radius
Delta Leonis (1,083 words) [view diff] exact match in snippet view article find links to article
along the equator is about 280 km s−1. This rotation is producing an equatorial bulge, giving the star a pronounced oblate spheroidal shape. The polar radius
Beta Cassiopeiae (1,525 words) [view diff] exact match in snippet view article find links to article
every day. This is giving the star an oblate spheroid shape with an equatorial bulge that is 24% larger than the polar radius. This shape is causing the
Equatorial ridge on Iapetus (821 words) [view diff] exact match in snippet view article find links to article
is heavily cratered, indicating that it is ancient. The prominent equatorial bulge gives Iapetus a walnut-like appearance. It is not clear how the ridge
Zeta Aquilae (1,822 words) [view diff] exact match in snippet view article find links to article
azimuthal velocity along the equator. As a result, it has a pronounced equatorial bulge, causing the star to assume an oblate spheroidal shape. The equatorial
Axial tilt (3,123 words) [view diff] exact match in snippet view article find links to article
(axial precession), due to torque exerted by the Sun on a planet's equatorial bulge. Like Earth, all of the rocky planets show axial precession. If the
Cassiopeia (constellation) (4,509 words) [view diff] exact match in snippet view article
12 days. This is giving the star an oblate spheroid shape with an equatorial bulge that is 24% larger than the polar radius. It is a Delta Scuti variable
Aluminium-26 (2,291 words) [view diff] exact match in snippet view article find links to article
and 4 Vesta. This isotope also features in hypotheses regarding the equatorial bulge of Saturn's moon Iapetus. Before 1954, the half-life of aluminium-26
Alpha Arae (1,322 words) [view diff] exact match in snippet view article find links to article
would start to break up. The rapid rotation is causing a pronounced equatorial bulge of about 2.4–2.7 times the polar radius. It is a Be star, as indicated
Iridium satellite constellation (5,417 words) [view diff] exact match in snippet view article find links to article
fuel-intensive, but orbital perturbation analysis aids the process. The Earth's equatorial bulge causes the orbital right ascension of the ascending node (RAAN) to
AN/FPS-17 (2,850 words) [view diff] exact match in snippet view article find links to article
homogeneous sphere and geometrically considered an ellipsoid -that is, its equatorial bulge is ignored in the gravitational computation but not with respect to
Vega (9,283 words) [view diff] exact match in snippet view article find links to article
centrifugal effects. This rapid rotation of Vega produces a pronounced equatorial bulge, so the radius of the equator is 19% larger than the polar radius.
Philosophiæ Naturalis Principia Mathematica (11,326 words) [view diff] exact match in snippet view article find links to article
effect of the gravitational attraction of the Moon on the Earth's equatorial bulge; and gives theoretical basis for numerous phenomena about comets and
History of Solar System formation and evolution hypotheses (8,777 words) [view diff] exact match in snippet view article find links to article
planets were expelled, one at a time, from the Sun, specifically from an equatorial bulge caused by rotation, and that one hypothetical planet shattered in this
Foundation universe (7,234 words) [view diff] exact match in snippet view article find links to article
Saturn and Neptune, about 1.7 times as dense as water, with a strong equatorial bulge. In appearance, it is a dark, yellow-biased red, with scattered orange