Discovery [1] [2] | |
---|---|
Discovered by | Pan-STARRS 1 |
Discovery site | Haleakalā Obs. |
Discovery date | 26 November 2022 |
Designations | |
2022 WM7 | |
P11Cgve [3] | |
NEO · Apollo [1] | |
Orbital characteristics [4] | |
Epoch 25 February 2023 ( JD 2460000.5) | |
Uncertainty parameter 6 | |
Observation arc | 1 day [1] |
Aphelion | 2.817 AU |
Perihelion | 0.909 AU |
2.454 AU | |
Eccentricity | 0.6295 |
2.56 yr (935.9 days) | |
310.198 ° | |
0° 15m 23.027s / day | |
Inclination | 0.895° |
66.193° | |
December 2022 [4] | |
36.419° | |
Earth MOID | 0.000253 AU (37,800 km; 0.098 LD) |
Jupiter MOID | 1.197 AU |
Physical characteristics | |
Mean diameter | 3–6 m (assumed albedo 0.05–0.25) [5] |
29.854±0.299 [4] | |
2022 WM7 is a small near-Earth asteroid that passed about 0.2 lunar distances (77,000 km; 48,000 mi) from Earth's center on 28 November 2022 at 02:24 UTC. It was discovered by the Pan-STARRS 1 survey telescope at Haleakalā Observatory, Hawaii on 26 November 2022. [2]