Asteroid General Data

2012 EM₁

General information

Preliminary designation	2012 EM₁
Group	Apollo
Absolute magnitude	26.51
Approximate diameter (m)	13
Approximate mass (kg)	4.26·10⁶
Number of observations	37
Arc length (days)	5

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	135.851835
a – orbit major semiaxis (astronomical units)	1.72861700
e – orbit eccentricity	0.42341900
ω – orbit ascending node-perihelion angle (degrees)	200.954686
Ω – longitude of orbit ascending node (degrees)	341.992290
i – orbit inclination to the ecliptic plane (degrees)	2.111867

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	287.479055	1.73368046	0.42472036	195.424669	345.863055	2.331329	0.99735107	2.282728
01/21/1858	187.498736	1.73179279	0.42516717	195.907310	345.609427	2.320870	0.99549135	2.279001
01/29/1887	88.417171	1.73594914	0.42556846	196.974829	344.734098	2.283839	0.99718395	2.287210
02/07/1916	332.124464	1.73719031	0.42695272	197.582817	344.399385	2.269614	0.99549218	2.289664
02/14/1945	213.679897	1.73721313	0.42599271	197.967587	344.089455	2.259010	0.99717300	2.289709
02/22/1974	110.802504	1.73161694	0.42406907	198.732771	343.740291	2.243686	0.99729175	2.278654
03/02/2003	13.786298	1.73443710	0.42512507	200.184439	342.341387	2.132327	0.99708440	2.284223
03/09/2032	283.337756	1.72845473	0.42328912	200.992440	341.958997	2.110734	0.99681864	2.272415
03/17/2061	214.736598	1.72441929	0.42208241	201.704909	341.538186	2.097969	0.99657224	2.264461
03/25/2090	144.782421	1.72710107	0.42338229	203.158634	340.309460	2.047829	0.99587706	2.269746
04/03/2119	69.341998	1.72628290	0.42267479	203.812217	339.907288	2.034109	0.99662664	2.268133
04/10/2148	2.059542	1.72163799	0.42189876	205.073231	339.016145	1.950432	0.99528106	2.258985
04/18/2177	301.440440	1.72265214	0.42227492	205.789492	338.574118	1.935462	0.99521934	2.260981

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