Asteroid General Data

2021 HQ₃

General information

Preliminary designation	2021 HQ₃
Group	Apollo
Absolute magnitude	22.37
Approximate diameter (m)	89
Approximate mass (kg)	1.30·10⁹
Number of observations	74
Arc length (days)	147

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	222.176708
a – orbit major semiaxis (astronomical units)	2.18700000
e – orbit eccentricity	0.54278800
ω – orbit ascending node-perihelion angle (degrees)	144.823974
Ω – longitude of orbit ascending node (degrees)	135.534169
i – orbit inclination to the ecliptic plane (degrees)	7.338065

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	151.482215	2.18377511	0.54180262	138.676214	139.765230	6.909156	1.00060004	3.227100
01/21/1858	147.014459	2.18484684	0.54108176	139.781095	139.034834	6.987769	1.00266606	3.229476
01/29/1887	143.646832	2.18547927	0.54069965	140.747497	138.401120	7.052183	1.00379140	3.230879
02/07/1916	141.093748	2.18130089	0.54329740	141.659798	137.727652	7.116892	0.99620579	3.221618
02/14/1945	134.366750	2.18352870	0.54404690	142.661471	137.055423	7.187108	0.99558667	3.226554
02/22/1974	127.251833	2.18716599	0.54268434	142.994269	136.779007	7.208099	1.00022525	3.234620
03/02/2003	119.055135	2.18526123	0.54321763	143.954028	136.117841	7.277045	0.99818880	3.230395
03/09/2032	111.997306	2.18606312	0.54258302	144.892700	135.500187	7.341217	0.99994239	3.232173
03/17/2061	107.448476	2.18452654	0.54464809	145.535063	134.994107	7.389775	0.99472833	3.228766
03/25/2090	103.201145	2.18235369	0.54498211	146.311377	134.426285	7.451791	0.99300997	3.223950
04/03/2119	94.570877	2.18790353	0.54264060	146.902185	134.064686	7.479514	1.00065825	3.236256
04/10/2148	87.200361	2.18633401	0.54232485	147.665972	133.531944	7.543233	1.00063075	3.232774
04/18/2177	81.163178	2.18595145	0.54295598	148.573520	133.004532	7.606720	0.99907603	3.231926

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