Asteroid General Data

2021 AH

General information

Preliminary designation	2021 AH
Group	Apollo
Absolute magnitude	28.48
Approximate diameter (m)	5
Approximate mass (kg)	2.80·10⁵
Number of observations	33
Arc length (days)	0

Approaches

Date	Object	r, AU	r, km
01/03/2021 11:31:12 PM	Earth	0.000336	50 251

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	109.771390
a – orbit major semiaxis (astronomical units)	1.80118842
e – orbit eccentricity	0.69365693
ω – orbit ascending node-perihelion angle (degrees)	92.001335
Ω – longitude of orbit ascending node (degrees)	105.377545
i – orbit inclination to the ecliptic plane (degrees)	0.569836

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	167.141532	1.66900096	0.68041854	247.892384	312.025155	0.343865	0.53338177	2.156182
01/21/1858	324.376280	1.67147424	0.68054069	253.678875	306.301925	0.324030	0.53396800	2.160977
01/29/1887	105.520470	1.67641124	0.68102318	257.541256	302.670649	0.315763	0.53473633	2.170558
02/07/1916	237.553389	1.67830250	0.68168546	262.502532	297.738349	0.309982	0.53422809	2.174232
02/14/1945	4.231175	1.67717023	0.68146297	267.149640	293.170067	0.305741	0.53424082	2.172033
02/22/1974	137.686976	1.67681922	0.68138557	271.831423	288.584370	0.304059	0.53425880	2.171351
03/02/2003	265.629036	1.67728008	0.68114936	277.056910	283.466731	0.304430	0.53480183	2.172246
03/09/2032	205.431402	1.80053756	0.69358021	91.876050	105.506662	0.569856	0.55172033	2.416039
03/17/2061	214.488845	1.79683211	0.69646596	89.743865	107.904842	0.572168	0.54539971	2.408584
03/25/2090	208.704343	1.80515217	0.69618872	88.213512	109.857848	0.560786	0.54842560	2.425333
04/03/2119	193.447872	1.80649618	0.69411316	86.807036	111.307972	0.566260	0.55258340	2.428042
04/10/2148	177.287130	1.80706424	0.69534534	86.119883	112.024268	0.573084	0.55053054	2.429187
04/18/2177	164.454719	1.80571195	0.69720279	84.211277	114.152900	0.579739	0.54676454	2.426461

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