Discovery [1] | |
---|---|
Discovered by | C. Shoemaker |
Discovery site | Palomar Obs. |
Discovery date | 21 November 1984 |
Designations | |
(3873) Roddy | |
Named after | David Roddy (American astrogeologist)[2] |
1984 WB · 1953 XK1 | |
Mars-crosser[1] Hungaria [3][4] | |
Orbital characteristics [1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 32.46 yr (11,855 days) |
Aphelion | 2.1452 AU |
Perihelion | 1.6387 AU |
1.8920 AU | |
Eccentricity | 0.1339 |
2.60 yr (951 days) | |
140.78° | |
0° 22m 43.32s / day | |
Inclination | 23.357° |
250.06° | |
267.60° | |
Known satellites | 1 (likely)[5] |
Physical characteristics | |
Dimensions | 5.021±0.581[6] 7.13 km (calculated)[4] 7.51±0.25 km[7] |
2.4782±0.09 h[8] 2.479±0.001 h[9] 2.4792±0.0001 h[10] 2.4797±0.00006 h[5] 2.480±0.001 h[11] 2.486±0.001 h[12] | |
0.20 (assumed)[4] 0.419±0.164[6] 0.512±0.039[7] | |
SMASS = S [1] · S [4] · L [13] | |
12.00[7][13] · 12.8[1] · 13.1[4][14] | |
3873 Roddy, provisional designation 1984 WB, is a stony Hungarian asteroid, Mars-crosser and suspected binary system,[5] from the innermost regions of the asteroid belt, approximately 7 kilometers in diameter. It was discovered on 21 November 1984, by American astronomer Carolyn Shoemaker at the Palomar Observatory in California, United States.[3] It was named after American astrogeologist David Roddy.[2]
jpldata
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