Astronomy:2022 YG
From HandWiki
Short description: Asteroid
 Orbit of 2022 YG | |
| Discovery[1][2] | |
|---|---|
| Discovered by | G. Borisov |
| Discovery site | MARGO Obs. |
| Discovery date | 15 December 2022 |
| Designations | |
| 2022 YG | |
| Minor planet category | NEO · Apollo |
| Orbital characteristics[3] | |
| Epoch 25 February 2023 (JD 2460000.5) | |
| Uncertainty parameter 6 | |
| Observation arc | 4 days[1] |
| |{{{apsis}}}|helion}} | 1.197 AU |
| |{{{apsis}}}|helion}} | 0.806 AU |
| 1.001 AU | |
| Eccentricity | 0.1953 |
| Orbital period | 1.00 yr (365.91 days) |
| Mean anomaly | 349.535° |
| Mean motion | 0° 34m 16.171s / day |
| Inclination | 2.348° |
| Longitude of ascending node | 274.096° |
| 271.648° | |
| Earth MOID | 0.003272 AU (489,500 km; 1.273 LD) |
| Physical characteristics | |
| Absolute magnitude (H) | 26.58[3] · 26.64[1] |
2022 YG is a near-Earth asteroid and a potential quasi-satellite of Earth, discovered by amateur astronomer Gennadiy Borisov at Nauchnyi, Crimea on 15 December 2022. It has an estimated diameter of 16–30 meters, given H of 26.6, and an albedo 4-15%.[lower-alpha 1]
Notes
- ↑ Absolute magnitude [math]\displaystyle{ D = \frac{1329}{\sqrt{p}} \times 10^{-0.2H} \mathrm{km}. }[/math]
References
- ↑ 1.0 1.1 1.2 "2022 YG". Minor Planet Center. https://www.minorplanetcenter.net/db_search/show_object?object_id=2022+YG. Retrieved 20 December 2022.
- ↑ "MPEC 2022-Y25 : 2022 YG". Minor Planet Electronic Circular. Minor Planet Center. 17 December 2022. https://www.minorplanetcenter.net/mpec/K22/K22Y25.html. Retrieved 20 December 2022.
- ↑ 3.0 3.1 "JPL Small-Body Database Browser: (2022 YG)". Jet Propulsion Laboratory. https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=54335005. Retrieved 20 December 2022.
External links
- New Quasi-satellite 2022 YG – Animation of 2022 YG's orbit in a rotating reference frame with respect to Earth from 1900–2207, YouTube, 17 December 2022
- 2022 YG at the JPL Small-Body Database
- 2022 YG at ESA–space situational awareness
- 2022 YG at NeoDyS-2, Near Earth Objects—Dynamic Site
- Ephemeris · Obs prediction · Orbital info · MOID · Proper elements · Obs info · Close · Physical info · NEOCC
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