Asteroid General Data

2011 OW₄

General information

Preliminary designation	2011 OW₄
Group	Apollo
Absolute magnitude	20.46
Approximate diameter (m)	210
Approximate mass (kg)	1.82·10¹⁰
Number of observations	53
Arc length (days)	23

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	186.587621
a – orbit major semiaxis (astronomical units)	1.94368600
e – orbit eccentricity	0.71766400
ω – orbit ascending node-perihelion angle (degrees)	163.674789
Ω – longitude of orbit ascending node (degrees)	254.023049
i – orbit inclination to the ecliptic plane (degrees)	11.549139

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	211.447362	1.94518448	0.71913389	160.569100	256.207269	11.012787	0.54633640	2.712950
01/21/1858	106.589623	1.94440628	0.71859855	160.967759	255.926281	11.070841	0.54715875	2.711322
01/29/1887	1.873367	1.94354765	0.71903950	161.341740	255.618588	11.147529	0.54606011	2.709526
02/07/1916	256.026438	1.94395608	0.71828631	161.874934	255.247984	11.235757	0.54763904	2.710381
02/14/1945	150.713786	1.94300767	0.71875332	162.344326	254.907657	11.321107	0.54646445	2.708397
02/22/1974	45.366205	1.94408722	0.71790450	162.816568	254.581571	11.397326	0.54841826	2.710655
03/02/2003	299.749757	1.94352103	0.71812041	163.270016	254.284338	11.484877	0.54783890	2.709471
03/09/2032	194.191290	1.94303356	0.71813221	163.776487	253.936597	11.575088	0.54767857	2.708452
03/17/2061	88.377272	1.94321338	0.71785329	164.213197	253.638901	11.646503	0.54827126	2.708827
03/25/2090	342.613435	1.94279332	0.71785581	164.674947	253.322938	11.736005	0.54814785	2.707949
04/03/2119	237.064282	1.94377093	0.71710025	165.081338	253.040074	11.795119	0.54989230	2.709993
04/10/2148	131.140903	1.94522131	0.71609669	165.462312	252.760664	11.841982	0.55225477	2.713027
04/18/2177	25.756252	1.94387203	0.71605515	165.900712	252.489557	11.927836	0.55195245	2.710205

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