Asteroid General Data

2021 OG₁

General information

Preliminary designation	2021 OG₁
Group	Apollo
Absolute magnitude	24.97
Approximate diameter (m)	27
Approximate mass (kg)	3.58·10⁷
Number of observations	48
Arc length (days)	18

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	239.163540
a – orbit major semiaxis (astronomical units)	2.13735000
e – orbit eccentricity	0.53534700
ω – orbit ascending node-perihelion angle (degrees)	322.294399
Ω – longitude of orbit ascending node (degrees)	318.827056
i – orbit inclination to the ecliptic plane (degrees)	0.837233

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	304.957400	2.11140976	0.52846091	283.585046	355.221574	0.402304	0.99561224	3.068029
01/21/1858	83.003396	2.12341446	0.53101306	295.583619	343.438240	0.469031	0.99585364	3.094231
01/29/1887	222.048580	2.12290004	0.53316265	298.518271	341.140357	0.470072	0.99104902	3.093107
02/07/1916	356.192116	2.12514774	0.53051565	298.909926	340.805627	0.463760	0.99772360	3.098021
02/14/1945	124.176505	2.12752453	0.53587434	302.356634	337.801378	0.468381	0.98743872	3.103219
02/22/1974	249.808697	2.12875511	0.53204355	303.275110	337.180016	0.463949	0.99616468	3.105912
03/02/2003	21.799780	2.12060955	0.53469436	316.013133	324.358708	0.633213	0.98673158	3.088102
03/09/2032	150.472596	2.13618711	0.53543115	322.436475	318.727592	0.836412	0.99240599	3.122192
03/17/2061	253.371556	2.13683910	0.53713203	325.744196	315.262698	0.867550	0.98907437	3.123621
03/25/2090	355.829524	2.13902050	0.53612844	327.519153	313.822108	0.880763	0.99223077	3.128405
04/03/2119	72.914341	2.15149834	0.53783324	328.636156	312.955204	0.894568	0.99435102	3.155819
04/10/2148	138.756586	2.16074276	0.53892814	330.192477	311.990479	0.902912	0.99625769	3.176181
04/18/2177	190.948136	2.15718973	0.54226218	331.363105	311.012230	0.911724	0.98742733	3.168350

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