Asteroid General Data

2021 HU₁

General information

Preliminary designation	2021 HU₁
Group	Apollo
Absolute magnitude	26.44
Approximate diameter (m)	14
Approximate mass (kg)	4.70·10⁶
Number of observations	25
Arc length (days)	6

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	286.616478
a – orbit major semiaxis (astronomical units)	2.09515500
e – orbit eccentricity	0.52314200
ω – orbit ascending node-perihelion angle (degrees)	347.525643
Ω – longitude of orbit ascending node (degrees)	202.549065
i – orbit inclination to the ecliptic plane (degrees)	4.111706

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	247.772423	2.09858721	0.51431653	342.113881	205.816713	3.828615	1.01924912	3.040123
01/21/1858	86.090088	2.09768016	0.51717696	342.508688	205.370967	3.852250	1.01280830	3.038152
01/29/1887	287.989445	2.09335897	0.52151997	343.308014	204.857321	3.905546	1.00163046	3.028769
02/07/1916	137.092699	2.09485700	0.52132039	344.619733	204.301472	3.971103	1.00276534	3.032021
02/14/1945	338.917422	2.09833307	0.51567208	345.401021	203.922996	3.994179	1.01628129	3.039571
02/22/1974	172.661074	2.09943781	0.51492398	345.545270	203.642536	4.003162	1.01838693	3.041971
03/02/2003	10.245261	2.09562090	0.51905202	345.964237	203.258093	4.042214	1.00788463	3.033679
03/09/2032	216.326800	2.09565509	0.52293641	347.559551	202.530424	4.112202	0.99976074	3.033754
03/17/2061	52.613352	2.10135778	0.51727237	348.613475	202.147249	4.147568	1.01438346	3.046145
03/25/2090	240.318920	2.10299627	0.51521312	348.750016	201.946837	4.151348	1.01950500	3.049709
04/03/2119	74.859270	2.09633788	0.51880164	349.279425	201.452381	4.203512	1.00875436	3.035236
04/10/2148	279.331318	2.09288825	0.52271852	350.187289	201.036477	4.265376	0.99889680	3.027748
04/18/2177	126.235013	2.09350821	0.51957520	351.261175	200.650513	4.309542	1.00577327	3.029093

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