Asteroid General Data

2012 MM₁₁ (531277)

General information

Preliminary designation	2012 MM₁₁
Number	531277
Group	Apollo
Absolute magnitude	20.30
Approximate diameter (m)	230
Approximate mass (kg)	2.27·10¹⁰
Number of observations	534
Arc length (days)	3511

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	205.988188
a – orbit major semiaxis (astronomical units)	2.11337000
e – orbit eccentricity	0.64821500
ω – orbit ascending node-perihelion angle (degrees)	124.241719
Ω – longitude of orbit ascending node (degrees)	245.396649
i – orbit inclination to the ecliptic plane (degrees)	3.184591

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	8.254810	2.10617187	0.64711052	112.266237	256.149953	2.962373	0.74324589	3.056619
01/21/1858	184.169266	2.10842906	0.64467680	113.461560	255.058604	2.984292	0.74917377	3.061534
01/29/1887	355.535940	2.10875749	0.64729576	115.080862	253.437553	3.001475	0.74376770	3.062249
02/07/1916	172.790851	2.10503346	0.64874949	117.484143	251.341210	3.047301	0.73939407	3.054141
02/14/1945	349.580260	2.10675310	0.64636685	119.313230	249.723170	3.089407	0.74501773	3.057884
02/22/1974	162.412005	2.10815485	0.64481040	120.246111	248.769375	3.111473	0.74879467	3.060937
03/02/2003	325.735936	2.11154950	0.64833867	121.944163	247.329617	3.131295	0.74255031	3.068333
03/09/2032	126.268862	2.11719684	0.64655682	124.717937	245.001444	3.198452	0.74830879	3.080651
03/17/2061	272.617544	2.12068603	0.64641984	125.433177	244.269452	3.216861	0.74983250	3.088269
03/25/2090	59.844676	2.11736574	0.64925240	127.927724	242.135279	3.293108	0.74266095	3.081019
04/03/2119	207.993354	2.11999688	0.64636936	129.071226	241.154078	3.331202	0.74969586	3.086764
04/10/2148	355.091267	2.11636659	0.64868181	130.253254	240.004399	3.372591	0.74351808	3.078839
04/18/2177	146.836249	2.11734545	0.64884586	132.189449	238.405103	3.442796	0.74351461	3.080975

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