2022 WM7

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]

DiscoveredbyPan-STARRS 1

DiscoverysiteHaleakalā Obs.

Discoverydate26 November 2022

Alternative designations

P11Cgve^[3]

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2022 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
Alternative designations	P11Cgve[3]
Minor planet category	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
Semi-major axis	2.454 AU
Eccentricity	0.6295
Orbital period (sidereal)	2.56 yr (935.9 days)
Mean anomaly	310.198°
Mean motion	0° 15m 23.027s / day
Inclination	0.895°
Longitude of ascending node	66.193°
Time of perihelion	December 2022[4]
Argument of perihelion	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]
Absolute magnitude (H)	29.854±0.299[4]

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