2044 Wirt
2044 Wirt, provisional designation 1950 VE, is a binary Phocaea asteroid and Mars-crosser, approximately 6.7 kilometers in diameter. The minor-planet moon has an estimated diameter of 1.89 kilometer.
| Discovery | |
|---|---|
| Discovered by | C. A. Wirtanen |
| Discovery site | Lick Obs. |
| Discovery date | 8 November 1950 |
| Designations | |
MPC designation | (2044) Wirt |
Named after | Carl Wirtanen (discoverer himself) |
Alternative designations | 1950 VE |
Minor planet category | Mars-crosser · Phocaea |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 66.44 yr (24,269 days) |
| Aphelion | 3.1989 AU |
| Perihelion | 1.5634 AU |
Semi-major axis | 2.3812 AU |
| Eccentricity | 0.3434 |
Orbital period (sidereal) | 3.67 yr (1,342 days) |
Mean anomaly | 53.286° |
Mean motion | 0° 16m 5.52s / day |
| Inclination | 23.970° |
Longitude of ascending node | 53.646° |
| 50.474° | |
| Known satellites | 1 (⌀: 2 km; p: 19.0 h) |
| Earth MOID | 0.6559 AU |
| Physical characteristics | |
| Dimensions | 6.65 km (calculated) 6.66±0.6 km (IRAS:2) |
Synodic rotation period | 3.6895±0.0003 h 3.6898 h 3.6900±0.0003 h 3.690±0.00005 h |
| 0.1907±0.038 (IRAS:2) 0.23 (assumed) | |
| S | |
| 12.838±0.002 (R) · 13.1 · 13.3 | |
The asteroid was discovered on 8 November 1950, by American astronomer Carl Wirtanen at Lick Observatory on Mount Hamilton, California, and later named after the discoverer himself.
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