Discovery [1] | |
---|---|
Discovered by | Spacewatch |
Discovery site | Kitt Peak National Obs. |
Discovery date | 5 March 1992 |
Designations | |
(9965) GNU | |
Named after | GNU Project [1] (free software project) |
1992 EF2 · 1988 BD4 1993 QR3 | |
main-belt [1][2] · (inner) background [3] | |
Orbital characteristics [2] | |
Epoch 23 March 2018 (JD 2458200.5) | |
Uncertainty parameter 0 | |
Observation arc | 30.17 yr (11,019 d) |
Aphelion | 2.8283 AU |
Perihelion | 2.0080 AU |
2.4181 AU | |
Eccentricity | 0.1696 |
3.76 yr (1,373 d) | |
276.39° | |
0° 15m 43.56s / day | |
Inclination | 12.206° |
156.48° | |
82.938° | |
Physical characteristics | |
2.07±0.53 km[4] 4.10 km (calculated)[5] 6.22±2.14 km[6] 6.293±0.159 km[7][8] | |
39.720±0.1589 h (R)[9] 39.745±0.1589 h (S)[9] | |
0.102±0.014[7] 0.1022±0.0145[8] 0.105±0.125[6] 0.20 (assumed)[5] 0.53±0.12[4] | |
D (Pan-STARRS)[10] S (SDSS-MOC)[11] S (assumed)[5] | |
14.10[6][8] 14.3[2][5] 14.31±0.14[10] 14.398±0.005 (R)[9] 14.72[4] 14.966±0.011 (S)[9] | |
9965 GNU, provisional designation 1992 EF2, is a background asteroid from the inner regions of the asteroid belt, approximately 4 kilometers (2 miles) in diameter. It was discovered on 5 March 1992, by astronomer of the Spacewatch program at the Kitt Peak National Observatory in Arizona, United States.[1] The uncertain D-type asteroid has a long rotation period of 39.7 hours.[5] It was named for the free-software GNU Project.[1]
MPC-object
was invoked but never defined (see the help page).jpldata
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