Discovery[1] | |
---|---|
Discovered by | Starkenburg Obs. |
Discovery site | Starkenburg Obs. |
Discovery date | 7 February 1998 |
Designations | |
(18610) Arthurdent | |
Named after | Arthur Dent (The Hitchhiker's Guide to the Galaxy)[2] |
1998 CC2 · 1990 EG3 | |
main-belt · (middle) | |
Orbital characteristics[1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 28.06 yr (10,248 days) |
Aphelion | 3.0932 AU |
Perihelion | 2.0018 AU |
2.5475 AU | |
Eccentricity | 0.2142 |
4.07 yr (1,485 days) | |
321.77° | |
0° 14m 32.64s / day | |
Inclination | 5.5878° |
319.49° | |
139.42° | |
Physical characteristics | |
Dimensions | 3 km (est. at 0.25)[3] 3.463±0.055 km[4] |
0.234±0.020[4] | |
14.4[1] | |
18610 Arthurdent (provisional designation 1998 CC2) is an asteroid from the middle region of the asteroid belt, approximately 3.5 kilometers in diameter. It was discovered on 7 February 1998, by a team of astronomers including Felix Hormuth at Starkenburg Observatory in Heppenheim, Germany.[5] The asteroid was named after Arthur Dent from Douglas Adams's Hitchhiker's Guide to the Galaxy series.[2]
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