Asteroid General Data

2021 GD₂

General information

Preliminary designation	2021 GD₂
Group	Apollo
Absolute magnitude	27.10
Approximate diameter (m)	10
Approximate mass (kg)	1.89·10⁶
Number of observations	17
Arc length (days)	7

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	8.202955
a – orbit major semiaxis (astronomical units)	1.96760400
e – orbit eccentricity	0.59586800
ω – orbit ascending node-perihelion angle (degrees)	290.386298
Ω – longitude of orbit ascending node (degrees)	194.898416
i – orbit inclination to the ecliptic plane (degrees)	3.289235

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	346.520088	1.95858813	0.59328749	281.482169	202.437105	3.105747	0.79658230	2.741039
01/21/1858	199.588476	1.95815825	0.59325998	282.940106	201.158748	3.124213	0.79646133	2.740137
01/29/1887	52.814906	1.95774270	0.59423635	283.805730	200.374408	3.131385	0.79438083	2.739265
02/07/1916	262.761338	1.95975886	0.59456558	285.256849	199.148629	3.152293	0.79455369	2.743497
02/14/1945	111.223488	1.95872677	0.59457010	286.666151	197.975471	3.171800	0.79412641	2.741331
02/22/1974	317.898411	1.95884689	0.59415082	288.262712	196.605219	3.187712	0.79499640	2.741583
03/02/2003	166.228212	1.96132491	0.59313952	289.097524	195.851647	3.203137	0.79798560	2.746787
03/09/2032	2.512654	1.96722320	0.59584495	290.400991	194.855676	3.290024	0.79506319	2.759187
03/17/2061	186.403022	1.96716109	0.59558353	292.043579	193.473240	3.312234	0.79555233	2.759056
03/25/2090	10.706192	1.96851882	0.59357396	293.144208	192.531964	3.336834	0.80005732	2.761913
04/03/2119	193.975367	1.96910377	0.59355412	294.345744	191.507452	3.362275	0.80033412	2.763144
04/10/2148	14.080063	1.96921383	0.59547581	295.472027	190.553791	3.386092	0.79659464	2.763376
04/18/2177	195.010869	1.96675052	0.59521116	297.001050	189.292145	3.419250	0.79611866	2.758192

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