Asteroid General Data

2021 GC₁₃

General information

Preliminary designation	2021 GC₁₃
Group	Apollo
Absolute magnitude	29.11
Approximate diameter (m)	4
Approximate mass (kg)	1.17·10⁵
Number of observations	20
Arc length (days)	11

Approaches

Date	Object	r, AU	r, km
04/13/2144 09:07:12 PM	Earth	0.000444	66 489

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	17.601173
a – orbit major semiaxis (astronomical units)	1.48401502
e – orbit eccentricity	0.35840301
ω – orbit ascending node-perihelion angle (degrees)	142.175233
Ω – longitude of orbit ascending node (degrees)	24.327105
i – orbit inclination to the ecliptic plane (degrees)	3.367906

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	214.110831	1.46599916	0.35454824	135.677733	28.319171	2.572555	0.94623173	1.775012
01/21/1858	346.448389	1.46385029	0.35365646	135.945285	27.955505	2.586076	0.94615018	1.771110
01/29/1887	122.874207	1.46420374	0.35388451	136.728369	27.221248	2.592556	0.94604473	1.771752
02/07/1916	250.377553	1.46768927	0.35491656	137.209593	27.047467	2.588483	0.94678204	1.778082
02/14/1945	352.987334	1.46975020	0.35581373	138.220694	26.326473	2.588425	0.94679290	1.781829
02/22/1974	103.218294	1.46823656	0.35509737	138.473885	25.981254	2.596809	0.94686962	1.779077
03/02/2003	271.412466	1.45798619	0.35082241	139.003218	25.183542	3.037508	0.94649196	1.760479
03/09/2032	27.773055	1.48443525	0.35836844	142.203405	24.312379	3.366987	0.95246050	1.808600
03/17/2061	45.391929	1.48359574	0.35803490	142.792347	23.790874	3.376223	0.95241669	1.807066
03/25/2090	57.022771	1.48551489	0.35869376	143.183149	23.624959	3.370972	0.95266998	1.810573
04/03/2119	67.914113	1.48551796	0.35862441	143.559381	23.264135	3.379332	0.95277496	1.810579
04/10/2148	228.637371	1.34082946	0.30078335	135.815179	22.585697	5.528077	0.93753028	1.552605
04/18/2177	119.076872	1.34019265	0.30072904	136.191208	22.257122	5.531811	0.93715780	1.551499

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