![]() Rickfienberg modeled from its lightcurve | |
Discovery [1] | |
---|---|
Discovered by | Dennis di Cicco |
Discovery site | Sudbury Obs. (817) |
Discovery date | 19 February 1995 |
Designations | |
(9983) Rickfienberg | |
Named after | Richard Fienberg (astronomer, editor)[2] |
1995 DA · 1987 KS2 1993 TS37 | |
main-belt · (middle) | |
Orbital characteristics [1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 30.02 yr (10,963 days) |
Aphelion | 3.0191 AU |
Perihelion | 2.3962 AU |
2.7076 AU | |
Eccentricity | 0.1150 |
4.46 yr (1,627 days) | |
107.42° | |
0° 13m 16.32s / day | |
Inclination | 8.3223° |
49.216° | |
7.2821° | |
Physical characteristics | |
7.444±0.280 km[3][4] 12.18 km (calculated)[5] | |
5.29616±0.00001 h h[6] 5.2963±0.0001 h[7] | |
0.057 (assumed)[5] 0.167±0.035[3][4] | |
C (assumed)[5] | |
13.2[3] · 13.3[1][5] | |
9983 Rickfienberg (prov. designation: 1995 DA) is a carbonaceous asteroid from the middle region of the asteroid belt, approximately 10 kilometers (6.2 miles) in diameter. It was discovered on 19 February 1995, by American astronomer Dennis di Cicco at his private Sudbury Observatory (817), Massachusetts, United States.[8] It was named after American astronomer and editor Richard Fienberg.[2]
jpldata
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