2085 Henan

2085 Henan
Discovery [1]
Discovered byPurple Mountain Obs.
Discovery sitePurple Mountain Obs.
Discovery date20 December 1965
Designations
(2085) Henan
Named after
Henan (Province of China)[2]
1965 YA · 1933 RE
1938 WR · 1949 FL
1949 FP1 · 1962 CL
1963 KA · 1969 VA1
1971 BG1 · 1972 LX
1973 QX1 · 1976 GR7
main-belt · (outer)
Henan [3]
Orbital characteristics [1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc68.61 yr (25,060 days)
Aphelion2.9312 AU
Perihelion2.4654 AU
2.6983 AU
Eccentricity0.0863
4.43 yr (1,619 days)
276.34°
0° 13m 20.64s / day
Inclination3.8343°
118.14°
294.54°
Physical characteristics
Dimensions13.356±0.036 km[4]
13.67 km (calculated)[5]
13.941±0.082 km[6]
16.56±4.50 km[7]
17.61±0.32 km[8]
18 km[9]: 23 
18.34±1.20 km[10]
24 h[11]
110±1 h[12]
0.10±0.08[7]
0.131±0.019[8]
0.145±0.020[10]
0.18 (assumed)[5]
0.2510±0.0408[6]
SMASS = L [1][5]
L (Bus–DeMeo)[12]
11.40[6][10] · 11.55±0.48[13] · 11.60[8] · 11.8[5] · 11.9[1] · 12.12[7]

2085 Henan, provisional designation 1965 YA, is a potentially slow rotating asteroid and the parent body of the Henan family in the central regions of the asteroid belt, approximately 15 kilometers in diameter. It was discovered on 20 December 1965, by astronomers at the Purple Mountain Observatory in Nanking, China.[14] The asteroid was named for the Henan Province in China.[2]

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  10. ^ a b c Cite error: The named reference AKARI was invoked but never defined (see the help page).
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  12. ^ a b Cite error: The named reference Devogele-2017 was invoked but never defined (see the help page).
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  14. ^ Cite error: The named reference MPC-object was invoked but never defined (see the help page).