Asteroid General Data

2021 AU₂

General information

Preliminary designation	2021 AU₂
Group	Apollo
Absolute magnitude	24.27
Approximate diameter (m)	37
Approximate mass (kg)	9.42·10⁷
Number of observations	49
Arc length (days)	32

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	53.131775
a – orbit major semiaxis (astronomical units)	1.50320000
e – orbit eccentricity	0.40446600
ω – orbit ascending node-perihelion angle (degrees)	155.808624
Ω – longitude of orbit ascending node (degrees)	259.736121
i – orbit inclination to the ecliptic plane (degrees)	3.217446

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	216.652252	1.49513024	0.40221680	151.572711	263.119458	3.282761	0.89376375	1.828181
01/21/1858	156.826403	1.50062238	0.40392190	152.572222	262.398577	3.217237	0.89448813	1.838263
01/29/1887	79.989272	1.49986424	0.40369472	153.033686	262.047621	3.221110	0.89437697	1.836870
02/07/1916	4.789963	1.49991966	0.40368381	153.547513	261.576818	3.231506	0.89442639	1.836972
02/14/1945	285.734651	1.50058083	0.40378183	154.047448	261.224524	3.230305	0.89467356	1.838187
02/22/1974	208.327896	1.50050671	0.40376529	154.524349	260.751513	3.240662	0.89465418	1.838051
03/02/2003	125.686468	1.50081048	0.40381155	155.197866	260.256696	3.245254	0.89476588	1.838609
03/09/2032	42.711637	1.50316805	0.40453862	155.918791	259.676986	3.219083	0.89507852	1.842943
03/17/2061	311.447996	1.50397820	0.40465911	156.317662	259.329583	3.224475	0.89537972	1.844433
03/25/2090	219.587420	1.50291828	0.40432373	156.647738	259.028570	3.230591	0.89525275	1.842484
04/03/2119	131.987342	1.50208487	0.40416793	157.190734	258.505552	3.236743	0.89499033	1.840951
04/10/2148	42.595555	1.50317119	0.40479340	157.760483	258.135955	3.243684	0.89469741	1.842949
04/18/2177	316.975474	1.50092808	0.40387635	158.243155	257.801867	3.249913	0.89473873	1.838825

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