Asteroid General Data

2021 SQ₂

General information

Preliminary designation	2021 SQ₂
Group	Amor
Absolute magnitude	19.56
Approximate diameter (m)	330
Approximate mass (kg)	6.31·10¹⁰
Number of observations	89
Arc length (days)	1539

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	78.124706
a – orbit major semiaxis (astronomical units)	2.57812400
e – orbit eccentricity	0.51949000
ω – orbit ascending node-perihelion angle (degrees)	285.690428
Ω – longitude of orbit ascending node (degrees)	66.822522
i – orbit inclination to the ecliptic plane (degrees)	28.060168

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	164.512074	2.57764533	0.52289437	282.039820	71.325833	27.721516	1.22980911	4.138428
01/21/1858	169.827819	2.57471676	0.52620059	282.860207	70.494097	27.756882	1.21989927	4.131377
01/29/1887	175.390107	2.57854489	0.52132686	283.830550	69.581926	27.857949	1.23428017	4.140594
02/07/1916	177.216969	2.58053152	0.51972444	283.699546	69.301556	27.871814	1.23936622	4.145380
02/14/1945	182.092348	2.57776377	0.52289376	284.532607	68.396762	27.887019	1.22986718	4.138713
02/22/1974	187.761190	2.57961173	0.51832073	285.474638	67.521049	28.044049	1.24254549	4.143164
03/02/2003	189.786475	2.57864210	0.51737431	285.349710	67.243599	28.050463	1.24451892	4.140828
03/09/2032	194.683300	2.57408398	0.52095360	286.137487	66.402396	28.119461	1.23310566	4.129854
03/17/2061	200.958015	2.57681843	0.51645752	287.072695	65.583157	28.245132	1.24600118	4.136436
03/25/2090	203.383303	2.57814611	0.51440994	286.920158	65.312295	28.258855	1.25192213	4.139634
04/03/2119	208.087707	2.57573659	0.51744310	287.518954	64.627741	28.298654	1.24293947	4.133832
04/10/2148	214.419787	2.57898054	0.51302384	288.637307	63.642623	28.439850	1.25590205	4.141643
04/18/2177	216.622343	2.58098752	0.51046796	288.525302	63.385539	28.460162	1.26347610	4.146479

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