Asteroid General Data

2021 SH₂

General information

Preliminary designation	2021 SH₂
Group	Apollo
Absolute magnitude	23.10
Approximate diameter (m)	64
Approximate mass (kg)	4.74·10⁸
Number of observations	37
Arc length (days)	46

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	262.764491
a – orbit major semiaxis (astronomical units)	1.44248000
e – orbit eccentricity	0.40479000
ω – orbit ascending node-perihelion angle (degrees)	262.570927
Ω – longitude of orbit ascending node (degrees)	199.763759
i – orbit inclination to the ecliptic plane (degrees)	18.319608

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	219.378842	1.44227639	0.40434952	260.685259	201.366929	18.339552	0.85909262	1.732102
01/21/1858	130.355230	1.44245392	0.40430429	260.980717	201.116607	18.334731	0.85926362	1.732421
01/29/1887	41.690724	1.44207707	0.40421432	261.250402	200.901530	18.333477	0.85916887	1.731743
02/07/1916	314.215886	1.44214100	0.40430470	261.528551	200.653111	18.330912	0.85907662	1.731858
02/14/1945	225.517646	1.44238737	0.40448887	261.797819	200.426283	18.330063	0.85895773	1.732301
02/22/1974	136.581032	1.44232194	0.40480916	262.082019	200.183364	18.323280	0.85845680	1.732184
03/02/2003	48.943111	1.44201730	0.40471460	262.359939	199.956734	18.322536	0.85841185	1.731635
03/09/2032	320.696534	1.44227805	0.40503613	262.627752	199.721884	18.317864	0.85810334	1.732105
03/17/2061	231.884856	1.44236185	0.40494716	262.897566	199.487396	18.316117	0.85828151	1.732256
03/25/2090	144.033099	1.44231507	0.40492633	263.150939	199.272540	18.315062	0.85828372	1.732171
04/03/2119	55.884954	1.44246931	0.40501337	263.424690	199.016432	18.314257	0.85824996	1.732449
04/10/2148	326.697544	1.44225935	0.40498869	263.687200	198.795904	18.312343	0.85816062	1.732071
04/18/2177	238.639886	1.44196960	0.40506068	263.993287	198.545267	18.311955	0.85788441	1.731549

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