Asteroid General Data

2021 SH₁

General information

Preliminary designation	2021 SH₁
Group	Apollo
Absolute magnitude	24.97
Approximate diameter (m)	27
Approximate mass (kg)	3.58·10⁷
Number of observations	28
Arc length (days)	10

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	85.670600
a – orbit major semiaxis (astronomical units)	1.14109300
e – orbit eccentricity	0.25791500
ω – orbit ascending node-perihelion angle (degrees)	64.458858
Ω – longitude of orbit ascending node (degrees)	209.753013
i – orbit inclination to the ecliptic plane (degrees)	3.462552

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	2.616120	1.14048528	0.25828905	60.191823	213.386173	3.248659	0.84591042	1.217966
01/21/1858	288.149660	1.14127156	0.25826160	61.015739	212.630618	3.333172	0.84652494	1.219226
01/29/1887	222.112988	1.14119320	0.25838873	61.396428	212.161297	3.341683	0.84632173	1.219100
02/07/1916	167.582806	1.14030878	0.25791770	62.359254	211.491000	3.384388	0.84620297	1.217683
02/14/1945	107.464899	1.14150586	0.25822993	62.992492	210.999895	3.397584	0.84673488	1.219601
02/22/1974	42.542981	1.14085277	0.25804544	63.248318	210.750369	3.401568	0.84646091	1.218555
03/02/2003	330.447600	1.14056038	0.25793493	63.865997	210.195426	3.449235	0.84637002	1.218086
03/09/2032	262.539988	1.14120465	0.25799406	64.483653	209.726620	3.463947	0.84678063	1.219118
03/17/2061	194.775849	1.14193077	0.25813334	64.703693	209.411673	3.470393	0.84716037	1.220282
03/25/2090	132.182492	1.14030458	0.25776807	65.298181	209.013648	3.485288	0.84637046	1.217676
04/03/2119	86.422222	1.13969890	0.25723011	65.668326	208.311078	3.614993	0.84653403	1.216706
04/10/2148	36.522588	1.13852723	0.25694587	66.231282	207.971581	3.624296	0.84598736	1.214831
04/18/2177	339.927255	1.14049548	0.25728864	66.161582	207.451108	3.683659	0.84705895	1.217982

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