Asteroid General Data

2012 HG₂

General information

Preliminary designation	2012 HG₂
Group	Apollo
Absolute magnitude	26.97
Approximate diameter (m)	11
Approximate mass (kg)	2.26·10⁶
Number of observations	205
Arc length (days)	39

Approaches

Date	Object	r, AU	r, km
02/13/2047 01:55:12 AM	Earth	0.000593	88 646

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	69.713620
a – orbit major semiaxis (astronomical units)	1.18788582
e – orbit eccentricity	0.18129041
ω – orbit ascending node-perihelion angle (degrees)	25.040384
Ω – longitude of orbit ascending node (degrees)	144.811599
i – orbit inclination to the ecliptic plane (degrees)	0.114641

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	110.718322	1.16523299	0.17068651	297.772277	228.257889	0.445595	0.96634344	1.257824
01/21/1858	237.264505	1.15514664	0.16528513	315.541487	211.860819	0.453707	0.96421808	1.241527
01/29/1887	7.338022	1.15501466	0.16544757	317.343647	209.283559	0.468295	0.96392029	1.241315
02/07/1916	102.527447	1.16505780	0.17015142	319.707409	208.448221	0.464079	0.96682156	1.257540
02/14/1945	130.249400	1.16402026	0.16960455	320.193872	208.026245	0.467184	0.96659713	1.255861
02/22/1974	136.049126	1.16709406	0.17148392	326.721849	200.078254	0.513247	0.96695620	1.260838
03/02/2003	261.101023	1.15375207	0.16588757	325.457525	197.366210	0.516705	0.96235894	1.239280
03/09/2032	152.250961	1.18787363	0.18133117	24.896414	144.951285	0.114954	0.97247512	1.294661
03/17/2061	44.502003	1.04021926	0.10836326	69.894504	144.259862	0.139995	0.92749772	1.060933
03/25/2090	281.669525	1.01316806	0.10760143	70.737924	131.228556	0.293853	0.90414972	1.019818
04/03/2119	90.265466	1.01299687	0.10763849	70.411738	131.614225	0.296627	0.90395942	1.019560
04/10/2148	272.254653	1.01222361	0.10803626	69.932039	130.486724	0.303244	0.90286676	1.018393
04/18/2177	94.203198	1.01221047	0.10809017	69.579642	130.932033	0.306203	0.90280047	1.018373

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