Global Information2892 Filipenko information
| Discovery [1] | |
|---|---|
| Discovered by | L. G. Karachkina |
| Discovery site | Crimean Astrophysical Obs. |
| Discovery date | 13 January 1983 |
| Designations | |
MPC designation | (2892) Filipenko |
Named after | Aleksandr Filipenko (Crimean surgeon)[2] |
Alternative designations | 1983 AX2 · 1936 QK1 1953 SB · 1953 SL 1955 DO · 1957 KP 1964 PA · A910 CK |
Minor planet category | main-belt · (outer) [3] |
| Orbital characteristics [1] | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 63.63 yr (23,242 days) |
| Aphelion | 3.8269 AU |
| Perihelion | 2.5215 AU |
Semi-major axis | 3.1742 AU |
| Eccentricity | 0.2056 |
Orbital period (sidereal) | 5.66 yr (2,066 days) |
Mean anomaly | 97.252° |
Mean motion | 0° 10m 27.48s / day |
| Inclination | 16.956° |
Longitude of ascending node | 326.54° |
Argument of perihelion | 91.945° |
| Physical characteristics | |
| Dimensions | 56.08 km (derived)[3] 56.13±1.4 km[4] 57.37±0.93 km[5] 69.492±0.396 km[6] |
Synodic rotation period | 14.00±0.01 h[7] |
Geometric albedo | 0.030±0.007[6] 0.0426 (derived)[3] 0.045±0.002[5] 0.0466±0.002[4] |
Spectral type | SMASS = C [1] · C [3] |
Absolute magnitude (H) | 10.02±0.31[8] · 10.20[4][5][6] · 10.3[1][3] |
2892 Filipenko, provisional designation 1983 AX2, is a carbonaceous asteroid from the outer region of the asteroid belt, approximately 60 kilometers in diameter.
The asteroid was discovered on 13 January 1983, by Russian female astronomer Lyudmila Karachkina at Crimean Astrophysical Observatory in Nauchnyj, on the Crimean peninsula.[9] It was named after surgeon Aleksandr Filipenko.[2]
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