Asteroid General Data

2021 SM₅

General information

Preliminary designation	2021 SM₅
Group	Amor
Absolute magnitude	25.95
Approximate diameter (m)	17
Approximate mass (kg)	9.24·10⁶
Number of observations	11
Arc length (days)	6

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	309.969167
a – orbit major semiaxis (astronomical units)	1.46395200
e – orbit eccentricity	0.29183400
ω – orbit ascending node-perihelion angle (degrees)	129.408612
Ω – longitude of orbit ascending node (degrees)	197.729694
i – orbit inclination to the ecliptic plane (degrees)	5.536203

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	54.518430	1.46340736	0.29181049	126.215447	200.021222	5.431377	1.03636974	1.770307
01/21/1858	199.076942	1.46262461	0.29138003	126.628073	199.683814	5.447902	1.03644501	1.768886
01/29/1887	350.426411	1.46128291	0.29086481	127.148202	199.344683	5.460495	1.03624714	1.766453
02/07/1916	140.857233	1.46277387	0.29153268	127.641340	199.002762	5.475879	1.03632748	1.769157
02/14/1945	283.277901	1.46404816	0.29195834	128.111956	198.688965	5.492481	1.03660709	1.771469
02/22/1974	60.402011	1.46419085	0.29194999	128.346686	198.489442	5.499415	1.03672034	1.771728
03/02/2003	201.673254	1.46317425	0.29138949	128.988262	198.018261	5.520162	1.03682065	1.769884
03/09/2032	342.746597	1.46406493	0.29168978	129.432951	197.701764	5.537288	1.03701215	1.771500
03/17/2061	119.947181	1.46350366	0.29131769	129.837751	197.430592	5.545090	1.03715915	1.770481
03/25/2090	261.559050	1.46287434	0.29110337	130.344098	197.059339	5.563336	1.03702669	1.769339
04/03/2119	45.628100	1.46304651	0.29100088	130.863609	196.697153	5.582110	1.03729868	1.769652
04/10/2148	188.754622	1.46310406	0.29114518	131.383791	196.328629	5.602576	1.03712837	1.769756
04/18/2177	326.107452	1.46424531	0.29151877	131.817740	196.058189	5.613343	1.03739031	1.771827

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