Asteroid General Data

2011 SN₂₅

General information

Preliminary designation	2011 SN₂₅
Group	Apollo
Absolute magnitude	26.40
Approximate diameter (m)	14
Approximate mass (kg)	4.96·10⁶
Number of observations	13
Arc length (days)	7

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	277.298775
a – orbit major semiaxis (astronomical units)	1.68895000
e – orbit eccentricity	0.44984400
ω – orbit ascending node-perihelion angle (degrees)	60.399273
Ω – longitude of orbit ascending node (degrees)	349.805217
i – orbit inclination to the ecliptic plane (degrees)	6.135270

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	243.986141	1.68661043	0.44944470	56.658216	352.736314	6.315710	0.92857231	2.190397
01/21/1858	331.841796	1.68807828	0.45001977	57.171662	352.276809	6.287459	0.92840967	2.193257
01/29/1887	56.382427	1.68762799	0.44981607	57.569948	351.976216	6.273333	0.92850580	2.192379
02/07/1916	138.043627	1.68919565	0.44997055	58.211926	351.487239	6.249670	0.92910735	2.195435
02/14/1945	216.767819	1.68774023	0.44983351	58.767481	351.066864	6.213244	0.92853812	2.192598
02/22/1974	299.898962	1.68845164	0.44972102	59.310756	350.681410	6.193912	0.92911945	2.193984
03/02/2003	18.348417	1.69012534	0.45004470	59.885650	350.186603	6.172121	0.92949339	2.197248
03/09/2032	95.303394	1.68875490	0.45005150	60.569443	349.701493	6.130440	0.92872823	2.194576
03/17/2061	176.383818	1.68874276	0.44991859	61.002697	349.376230	6.117352	0.92894599	2.194552
03/25/2090	254.359603	1.68989328	0.45018743	61.628870	348.896346	6.101456	0.92912457	2.196795
04/03/2119	327.922280	1.69074112	0.45065689	62.185212	348.339824	6.063618	0.92879699	2.198448
04/10/2148	44.948057	1.68840144	0.45018369	62.726878	347.933648	6.031421	0.92831065	2.193887
04/18/2177	125.969249	1.68894877	0.45004486	63.290629	347.529162	6.016031	0.92884605	2.194954

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