French
Deutsch2022 WM7
 The orbit of 2022 WM7 extends from Jupiter's orbit to within Earth's orbit. | |
| 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 | |
| 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]
References
[edit]- ^ a b c "2022 WM7". Minor Planet Center. Retrieved 29 November 2022.
- ^ a b "MPEC 2022-W227 : 2022 WM7". Minor Planet Electronic Circular. Minor Planet Center. 27 November 2022. Retrieved 29 November 2022.
- ^ "2022 WM7". NEO Exchange. Las Cumbres Observatory. 27 November 2022. Retrieved 29 November 2022.
- ^ a b c "JPL Small-Body Database Browser: (2022 WM7)" (2022-11-27 last obs.). Jet Propulsion Laboratory. Retrieved 29 November 2022.
- ^ Bruton, Dan. "Conversion of Absolute Magnitude to Diameter for Minor Planets". Department of Physics, Engineering, and Astronomy. Stephen F. Austin State University. Archived from the original on 11 February 2003. Retrieved 29 November 2022.
External links
[edit]- 2022 WM7 at NeoDyS-2, Near Earth Objects—Dynamic Site
- 2022 WM7 at ESA–space situational awareness
- 2022 WM7 at the JPL Small-Body Database
- Flyby animation by Tony Dunn
- Asteroid (NEO) 2022 WM7
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