Xanthe, minor planet designation 411 Xanthe, is an asteroid from the outer regions of the asteroid belt, approximately 77 kilometers in diameter. It was discovered by French astronomer Auguste Charlois at Nice Observatory on 7 January 1896.[1] The asteroid was named after Xanthe, an Oceanid or sea nymph, and one of the many Titan daughters of Oceanus and Tethys from Greek mythology.[2]
Discovery [1] | |
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Discovered by | Auguste Charlois |
Discovery site | Nice Observatory |
Discovery date | 7 January 1896 |
Designations | |
MPC designation | (411) Xanthe |
Pronunciation | /ˈzænθiː/ |
Named after | Xanthe [2] (Greek mythology) |
Alternative designations | 1896 CJ |
Minor planet category | main-belt [1] |
Orbital characteristics [1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 121.31 yr (44,307 days) |
Aphelion | 3.2765 AU |
Perihelion | 2.5902 AU |
Semi-major axis | 2.9334 AU |
Eccentricity | 0.1170 |
Orbital period (sidereal) | 5.02 yr (1,835 days) |
Mean anomaly | 248.70° |
Mean motion | 0° 11m 46.32s / day |
Inclination | 15.344° |
Longitude of ascending node | 107.45° |
Argument of perihelion | 181.53° |
Physical characteristics | |
Dimensions | 76.53±2.3 km[1] |
Synodic rotation period | 11.344 h (0.4727 d)[1] |
Geometric albedo | 0.0831±0.005[1] |
Absolute magnitude (H) | 9.3[1] |
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