Asteroid General Data

2022 US₂₁

General information

Preliminary designation	2022 US₂₁
Group	Aten
Absolute magnitude	21.86
Approximate diameter (m)	110
Approximate mass (kg)	2.63·10⁹
Number of observations	68
Arc length (days)	385

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	201.786477
a – orbit major semiaxis (astronomical units)	0.93263500
e – orbit eccentricity	0.38924900
ω – orbit ascending node-perihelion angle (degrees)	230.951568
Ω – longitude of orbit ascending node (degrees)	26.329611
i – orbit inclination to the ecliptic plane (degrees)	22.867832

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	316.307756	0.93255066	0.38898171	230.343300	27.254252	22.871646	0.56980551	0.900553
01/21/1858	39.808992	0.93237074	0.38906862	230.373171	27.120354	22.869746	0.56961454	0.900292
01/29/1887	129.276788	0.93186331	0.38908074	230.434907	26.984299	22.869334	0.56929325	0.899558
02/07/1916	223.327376	0.93184774	0.38926955	230.447540	26.854288	22.864809	0.56910779	0.899535
02/14/1945	317.124925	0.93179136	0.38936331	230.518473	26.717735	22.855814	0.56898599	0.899453
02/22/1974	52.386337	0.93183913	0.38937290	230.651783	26.592025	22.851129	0.56900622	0.899522
03/02/2003	147.270797	0.93197907	0.38917000	230.785667	26.448396	22.852876	0.56928078	0.899725
03/09/2032	231.095279	0.93262708	0.38901116	230.974384	26.320319	22.848576	0.56982474	0.900664
03/17/2061	308.273291	0.93279143	0.38914912	231.054197	26.181793	22.841631	0.56979647	0.900902
03/25/2090	25.443973	0.93262319	0.38924302	231.077611	26.051439	22.838570	0.56960613	0.900658
04/03/2119	109.872951	0.93209713	0.38932168	231.080174	25.918542	22.844481	0.56921151	0.899896
04/10/2148	203.471279	0.93180237	0.38952021	231.069172	25.777950	22.843290	0.56884651	0.899469
04/18/2177	302.514253	0.93148913	0.38961350	231.124740	25.650726	22.837322	0.56856839	0.899016

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