Asteroid General Data

2021 GY

General information

Preliminary designation	2021 GY
Group	Apollo
Absolute magnitude	22.15
Approximate diameter (m)	99
Approximate mass (kg)	1.76·10⁹
Number of observations	136
Arc length (days)	173

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	322.701273
a – orbit major semiaxis (astronomical units)	1.97428500
e – orbit eccentricity	0.49671800
ω – orbit ascending node-perihelion angle (degrees)	111.504285
Ω – longitude of orbit ascending node (degrees)	147.170711
i – orbit inclination to the ecliptic plane (degrees)	7.662172

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	222.197004	1.97423804	0.49713432	106.209985	151.306500	7.506803	0.99277655	2.773958
01/21/1858	30.803141	1.97357129	0.49740731	106.593221	150.896969	7.517943	0.99190250	2.772553
01/29/1887	196.395064	1.97409060	0.49832506	107.630237	150.148656	7.541907	0.99035178	2.773647
02/07/1916	1.342342	1.97476355	0.49665893	108.478563	149.530773	7.568259	0.99397959	2.775066
02/14/1945	169.764840	1.97380030	0.49658358	109.237608	148.907812	7.589352	0.99364347	2.773035
02/22/1974	337.977765	1.97324625	0.49805298	110.066710	148.296354	7.612768	0.99046506	2.771868
03/02/2003	145.127476	1.97308518	0.49825534	111.079309	147.566120	7.640942	0.98998496	2.771529
03/09/2032	313.351821	1.97380177	0.49707857	111.546888	147.133089	7.663907	0.99266721	2.773039
03/17/2061	122.254806	1.97237916	0.49858483	112.312338	146.520157	7.683873	0.98898083	2.770041
03/25/2090	290.299316	1.97289195	0.49807158	113.338604	145.796661	7.718666	0.99025053	2.771121
04/03/2119	100.544388	1.97471822	0.49688540	113.780058	145.421954	7.734215	0.99350957	2.774970
04/10/2148	269.213336	1.97228960	0.49786123	114.637216	144.743734	7.764181	0.99036307	2.769852
04/18/2177	78.872045	1.97263796	0.49750199	115.578442	144.138480	7.792854	0.99124666	2.770586

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