Asteroid General Data

2021 GD₁

General information

Preliminary designation	2021 GD₁
Group	Apollo
Absolute magnitude	22.51
Approximate diameter (m)	84
Approximate mass (kg)	1.07·10⁹
Number of observations	188
Arc length (days)	12

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	34.344341
a – orbit major semiaxis (astronomical units)	1.85932100
e – orbit eccentricity	0.57891800
ω – orbit ascending node-perihelion angle (degrees)	70.511061
Ω – longitude of orbit ascending node (degrees)	195.274125
i – orbit inclination to the ecliptic plane (degrees)	30.905747

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	21.511020	1.85860293	0.57364865	68.270395	198.026606	31.315828	0.79241786	2.533848
01/21/1858	182.691292	1.85902734	0.57442074	68.599774	197.623634	31.247410	0.79116348	2.534716
01/29/1887	345.474468	1.85904363	0.57486998	68.937697	197.207483	31.191221	0.79033526	2.534749
02/07/1916	150.206094	1.85701711	0.57584117	69.255487	196.861130	31.141531	0.78767020	2.530606
02/14/1945	316.934779	1.85713714	0.57652638	69.591457	196.431402	31.077571	0.78644859	2.530851
02/22/1974	123.732037	1.85739046	0.57699305	69.872521	196.081325	31.033692	0.78568907	2.531369
03/02/2003	288.992565	1.85882650	0.57780993	70.213863	195.622161	30.960139	0.78477808	2.534305
03/09/2032	92.104375	1.85913089	0.57919347	70.514072	195.252992	30.904434	0.78233442	2.534928
03/17/2061	253.211585	1.85945299	0.57986210	70.864550	194.804493	30.835129	0.78122667	2.535586
03/25/2090	54.151827	1.85908734	0.58065869	71.069227	194.485401	30.808936	0.77959212	2.534839
04/03/2119	217.517202	1.85837980	0.58131973	71.453938	194.047421	30.747792	0.77806696	2.533392
04/10/2148	23.362609	1.85770612	0.58142256	71.824170	193.618547	30.697895	0.77759387	2.532014
04/18/2177	190.316374	1.85686308	0.58248718	72.101462	193.259967	30.654301	0.77526415	2.530291

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