Asteroid General Data

2021 MU₂

General information

Preliminary designation	2021 MU₂
Group	Aten
Absolute magnitude	19.66
Approximate diameter (m)	310
Approximate mass (kg)	5.49·10¹⁰
Number of observations	32
Arc length (days)	3643

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	262.394297
a – orbit major semiaxis (astronomical units)	0.63100400
e – orbit eccentricity	0.62127300
ω – orbit ascending node-perihelion angle (degrees)	358.102359
Ω – longitude of orbit ascending node (degrees)	80.607990
i – orbit inclination to the ecliptic plane (degrees)	8.562052

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	354.255841	0.62898171	0.62391044	356.698358	81.983575	8.578448	0.23655345	0.498836
01/21/1858	62.473247	0.62885058	0.62402356	356.850672	81.813740	8.577619	0.23643300	0.498680
01/29/1887	131.726141	0.62881494	0.62403406	357.074139	81.577598	8.576138	0.23641300	0.498637
02/07/1916	199.872162	0.62901719	0.62382421	357.235624	81.400318	8.576359	0.23662104	0.498878
02/14/1945	251.690098	0.62949005	0.62331684	357.454423	81.187696	8.571827	0.23711830	0.499441
02/22/1974	275.732711	0.63013807	0.62237587	357.684084	81.020548	8.568247	0.23795534	0.500212
03/02/2003	266.489150	0.63068402	0.62160637	357.924561	80.801916	8.563966	0.23864682	0.500862
03/09/2032	235.167965	0.63102587	0.62128613	358.125438	80.585220	8.563121	0.23897825	0.501270
03/17/2061	195.095574	0.63110350	0.62120571	358.315551	80.364870	8.558591	0.23905840	0.501362
03/25/2090	150.939208	0.63114101	0.62124397	358.484119	80.165612	8.560865	0.23904846	0.501407
04/03/2119	113.280134	0.63088826	0.62154973	358.675430	79.989407	8.563606	0.23875983	0.501106
04/10/2148	102.195869	0.63007367	0.62254464	358.915949	79.786007	8.566890	0.23782468	0.500135
04/18/2177	139.921573	0.62915385	0.62365629	359.165049	79.600584	8.569754	0.23677810	0.499041

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