Asteroid General Data

2011 OB

General information

Preliminary designation	2011 OB
Group	Aten
Absolute magnitude	19.33
Approximate diameter (m)	360
Approximate mass (kg)	8.67·10¹⁰
Number of observations	88
Arc length (days)	11582

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	308.706626
a – orbit major semiaxis (astronomical units)	0.90396000
e – orbit eccentricity	0.52416100
ω – orbit ascending node-perihelion angle (degrees)	48.916114
Ω – longitude of orbit ascending node (degrees)	106.220848
i – orbit inclination to the ecliptic plane (degrees)	27.741003

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	308.840099	0.90423747	0.52141481	48.363945	107.071543	27.934476	0.43275466	0.859853
01/21/1858	224.282183	0.90391208	0.52190025	48.409906	106.940668	27.913041	0.43216014	0.859389
01/29/1887	142.452286	0.90381596	0.52216883	48.490217	106.826961	27.896277	0.43187143	0.859252
02/07/1916	56.240680	0.90438785	0.52240703	48.649585	106.694865	27.861984	0.43192928	0.860068
02/14/1945	326.819963	0.90360172	0.52345505	48.635008	106.572546	27.802853	0.43060684	0.858947
02/22/1974	244.055716	0.90400657	0.52362096	48.757236	106.452678	27.784647	0.43064978	0.859524
03/02/2003	164.189074	0.90323403	0.52412148	48.763369	106.325044	27.765835	0.42982968	0.858422
03/09/2032	82.314135	0.90393238	0.52412612	48.921996	106.199889	27.740554	0.43015781	0.859418
03/17/2061	2.772004	0.90307536	0.52485091	48.920229	106.072344	27.711355	0.42909544	0.858196
03/25/2090	287.152788	0.90364931	0.52486457	49.083882	105.948182	27.684844	0.42935580	0.859014
04/03/2119	209.193459	0.90363746	0.52515634	49.172308	105.819970	27.667469	0.42908652	0.858998
04/10/2148	133.073873	0.90386871	0.52570427	49.284981	105.697086	27.615182	0.42870107	0.859327
04/18/2177	48.632288	0.90386391	0.52596102	49.375122	105.566603	27.600810	0.42846673	0.859321

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