Asteroid General Data

2001 AD₂ (267221)

General information

Preliminary designation	2001 AD₂
Number	267221
Group	Apollo
Absolute magnitude	19.85
Approximate diameter (m)	280
Approximate mass (kg)	4.23·10¹⁰
Number of observations	457
Arc length (days)	6976

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	165.676747
a – orbit major semiaxis (astronomical units)	1.04018300
e – orbit eccentricity	0.65997200
ω – orbit ascending node-perihelion angle (degrees)	111.992789
Ω – longitude of orbit ascending node (degrees)	210.498479
i – orbit inclination to the ecliptic plane (degrees)	1.643915

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	210.647721	1.03699842	0.65953083	103.483902	218.786390	1.666150	0.35306599	1.056009
01/21/1858	22.497923	1.03740325	0.65969362	105.471511	216.771459	1.612560	0.35303495	1.056628
01/29/1887	193.232012	1.03748525	0.65959981	106.663181	215.607120	1.643026	0.35316018	1.056753
02/07/1916	346.514190	1.03864898	0.65975677	107.575404	214.750348	1.644773	0.35339328	1.058532
02/14/1945	137.395351	1.03771068	0.65972085	108.483724	213.824378	1.646340	0.35311130	1.057097
02/22/1974	295.559503	1.03859298	0.65972514	109.950896	212.368533	1.641584	0.35340708	1.058446
03/02/2003	88.482351	1.03938773	0.65988471	110.910550	211.491253	1.652454	0.35351166	1.059661
03/09/2032	223.112827	1.04080290	0.65984396	112.097744	210.340005	1.652078	0.35403539	1.061826
03/17/2061	346.200369	1.03976513	0.65991731	113.671166	208.850126	1.693365	0.35360612	1.060238
03/25/2090	110.918109	1.04081551	0.65980703	114.761802	207.789453	1.708996	0.35407812	1.061845
04/03/2119	236.269401	1.04018848	0.65987035	115.467135	207.130660	1.720918	0.35379894	1.060886
04/10/2148	357.516809	1.04153003	0.65968836	116.910883	205.676107	1.782968	0.35444479	1.062939
04/18/2177	90.721842	1.04310036	0.65971834	117.836415	204.690662	1.811294	0.35494792	1.065344

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