Asteroid General Data

2012 DO

General information

Preliminary designation	2012 DO
Group	Amor
Absolute magnitude	20.27
Approximate diameter (m)	230
Approximate mass (kg)	2.37·10¹⁰
Number of observations	413
Arc length (days)	4682

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	146.477856
a – orbit major semiaxis (astronomical units)	2.21449900
e – orbit eccentricity	0.50600200
ω – orbit ascending node-perihelion angle (degrees)	340.047405
Ω – longitude of orbit ascending node (degrees)	196.208592
i – orbit inclination to the ecliptic plane (degrees)	10.266231

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	146.837749	2.21382023	0.50919581	334.831588	199.286988	9.738253	1.08655224	3.293928
01/21/1858	77.118031	2.21105197	0.51050830	335.993585	198.633586	9.866086	1.08229159	3.287752
01/29/1887	8.791986	2.21447392	0.50858613	336.363636	198.346718	9.892634	1.08822321	3.295387
02/07/1916	298.601607	2.21145038	0.50974652	337.492032	197.724666	10.019266	1.08417124	3.288641
02/14/1945	230.748281	2.21456473	0.50767478	337.822677	197.448690	10.043373	1.09028607	3.295590
02/22/1974	161.200821	2.21421112	0.50754430	338.811316	196.887818	10.143197	1.09040088	3.294801
03/02/2003	93.630623	2.21478898	0.50669602	339.244423	196.599011	10.187803	1.09256422	3.296091
03/09/2032	24.635724	2.21453543	0.50567621	340.096247	196.200683	10.267074	1.09469754	3.295525
03/17/2061	316.806961	2.21482120	0.50590926	340.641135	195.792313	10.330922	1.09432264	3.296163
03/25/2090	249.023335	2.21385998	0.50513293	341.475687	195.404435	10.409012	1.09556640	3.294017
04/03/2119	181.609680	2.21350997	0.50542715	342.078745	195.016434	10.474261	1.09474194	3.293236
04/10/2148	114.327724	2.21415749	0.50513686	342.849927	194.622462	10.546109	1.09570492	3.294681
04/18/2177	45.947052	2.21421672	0.50509121	343.468862	194.255400	10.607794	1.09583531	3.294813

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