Asteroid General Data

2021 SG₃

General information

Preliminary designation	2021 SG₃
Group	Amor
Absolute magnitude	25.17
Approximate diameter (m)	25
Approximate mass (kg)	2.72·10⁷
Number of observations	60
Arc length (days)	2984

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	79.146367
a – orbit major semiaxis (astronomical units)	2.52481300
e – orbit eccentricity	0.58112100
ω – orbit ascending node-perihelion angle (degrees)	240.006236
Ω – longitude of orbit ascending node (degrees)	154.811912
i – orbit inclination to the ecliptic plane (degrees)	1.687257

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	85.576659	2.46564960	0.62745360	234.725200	160.201137	1.745600	0.91856889	3.871664
01/21/1858	259.139083	2.47212065	0.62521038	234.836551	159.910961	1.746748	0.92652515	3.886916
01/29/1887	60.855834	2.48024822	0.62002090	235.265152	159.347134	1.741980	0.94244248	3.906100
02/07/1916	199.688918	2.49852353	0.60845537	236.464327	158.307893	1.733937	0.97828346	3.949351
02/14/1945	317.190906	2.50806032	0.59882872	238.440126	156.572381	1.692063	1.00616177	3.971985
02/22/1974	52.687275	2.52552649	0.58748721	239.471934	155.613014	1.688166	1.04181199	4.013548
03/02/2003	132.168918	2.53004559	0.58362424	239.680932	155.266244	1.689525	1.05344967	4.024326
03/09/2032	207.835016	2.52998931	0.58275900	239.794224	154.929696	1.691544	1.05561528	4.024192
03/17/2061	284.031565	2.52924341	0.58571862	239.627579	154.924964	1.698035	1.04781846	4.022412
03/25/2090	11.969080	2.51404802	0.59549242	239.462491	155.126568	1.711034	1.01695149	3.986217
04/03/2119	121.946770	2.50129041	0.60468247	239.523346	155.274899	1.723068	0.98880394	3.955914
04/10/2148	253.370545	2.48524496	0.61634197	240.326029	154.668815	1.723637	0.95348418	3.917910
04/18/2177	48.519142	2.47509761	0.62344071	240.286512	154.771916	1.732441	0.93202099	3.893939

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