Asteroid General Data

2021 SS₃

General information

Preliminary designation	2021 SS₃
Group	Amor
Absolute magnitude	25.21
Approximate diameter (m)	24
Approximate mass (kg)	2.57·10⁷
Number of observations	31
Arc length (days)	31

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	144.962093
a – orbit major semiaxis (astronomical units)	1.61640200
e – orbit eccentricity	0.34430600
ω – orbit ascending node-perihelion angle (degrees)	351.152973
Ω – longitude of orbit ascending node (degrees)	25.010940
i – orbit inclination to the ecliptic plane (degrees)	6.214847

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	47.076003	1.61588965	0.34409546	348.843379	26.243105	6.226588	1.05986936	2.054084
01/21/1858	91.628202	1.61611152	0.34422758	349.072663	26.090637	6.222995	1.05980137	2.054507
01/29/1887	139.661527	1.61521853	0.34390454	349.412375	25.899615	6.223501	1.05973754	2.052804
02/07/1916	190.827105	1.61432135	0.34336232	349.797063	25.704061	6.222793	1.06002423	2.051094
02/14/1945	244.957303	1.61354300	0.34337995	350.086626	25.541408	6.220234	1.05948469	2.049611
02/22/1974	294.305460	1.61521021	0.34380683	350.457492	25.364738	6.215887	1.05988990	2.052788
03/02/2003	340.313198	1.61628555	0.34406636	350.768386	25.191247	6.212262	1.06017607	2.054839
03/09/2032	24.066727	1.61644967	0.34405858	351.215356	24.989040	6.212782	1.06029629	2.055152
03/17/2061	68.510800	1.61527986	0.34369270	351.607359	24.791774	6.213643	1.06011997	2.052921
03/25/2090	117.393195	1.61521832	0.34393395	351.894869	24.654417	6.210451	1.05968991	2.052804
04/03/2119	169.200315	1.61452856	0.34348979	352.286879	24.454515	6.211022	1.05995449	2.051489
04/10/2148	221.615008	1.61492813	0.34362216	352.637190	24.266227	6.207907	1.06000303	2.052251
04/18/2177	273.337838	1.61423356	0.34356039	352.910064	24.115116	6.203943	1.05964685	2.050927

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