1620 Geographos , provisional designation 1951 RA, is a highly elongated, stony asteroid, near-Earth object and potentially hazardous asteroid of the Apollo group, with a mean-diameter of approximately 2.5 km (1.6 mi). It was discovered on 14 September 1951, by astronomers Albert George Wilson and … See more Geographos orbits the Sun at a distance of 0.8–1.7 AU once every 1 years and 5 months (508 days). Its orbit has an eccentricity of 0.34 and an inclination of 13° with respect to the ecliptic. Its orbit is well-determined for the … See more Geographos was to be explored by the U.S.'s Clementine mission which was launched in January 1994. However, a malfunction in the spacecraft ended the mission before it … See more This minor planet was named after the National Geographic Society, in recognition of its contribution to astronomy by supporting the National Geographic Society – Palomar Observatory Sky Survey (NGS-POSS), which produced a photographic atlas … See more Spectral type In the Tholen and SMASS classification, Geographos is an S-type asteroid. This means that it is highly reflective and composed of nickel … See more • NASA Asteroid Radar Research - Radar-Detected Asteroids: 1620 Geographos • Large amplitude fast rotator (Yahoo Groups See more WebA small asteroid with an unusual shape, Geographos measures some five kilometres …
eSky: Geographos
WebCrosses Earth's orbit, orbital period greater than one year. (example = 1620 … WebNov 10, 2015 · Geographos is one of the earliest discovered Earth-crossing asteroids. It was discovered in September 1951, in a sky survey sponsored by the National Geographic Society. hope springs eternal cast
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WebOrbit: 1620 Geographos is an Apollo Earth-crossing asteroid with orbital paremeters (a = 1.25 AU; e = 0.34; i = 13.3 deg.). Its average encounter velocity with the Earth (~ 11 km/s) is slow enough that close encounters … WebOct 6, 1995 · Radar observations of Toutatis placed hundreds to thousands of pixels per image on the asteroid and revealed it to be a non-principal axis rotator. The radar data are used to calculate Toutatis's three-dimensional shape, spin state, and the ratios of the principal moments of inertia. Toutatis is rotating in a long-axis mode characterized by ... WebAsteroids To browse images of various Asteroids, please select one of the targets from the list below. For general information visit the web page Asteroids . Asteroid Annefrank Asteroid Braille Asteroid Castalia Asteroid Eros Asteroid Gaspra Asteroid Geographos Asteroid Ida Asteroid Lutetia Asteroid Mathilde Asteroid Moon Dactyl Asteroid … hope springs e cards