Asteroid General Data

2021 MM₁

General information

Preliminary designation	2021 MM₁
Group	Amor
Absolute magnitude	21.32
Approximate diameter (m)	140
Approximate mass (kg)	5.54·10⁹
Number of observations	73
Arc length (days)	10165

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	244.873051
a – orbit major semiaxis (astronomical units)	2.13598400
e – orbit eccentricity	0.39595000
ω – orbit ascending node-perihelion angle (degrees)	31.870270
Ω – longitude of orbit ascending node (degrees)	259.540146
i – orbit inclination to the ecliptic plane (degrees)	5.016118

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	115.385997	2.13479655	0.39461665	27.270695	262.187969	5.096799	1.29237029	3.119143
01/21/1858	224.293469	2.13438433	0.39506009	28.103365	261.822902	5.080056	1.29117426	3.118240
01/29/1887	332.451928	2.13465570	0.39476197	28.532266	261.400950	5.075209	1.29197481	3.118835
02/07/1916	81.595355	2.13445544	0.39540447	29.413955	261.049290	5.059501	1.29048222	3.118396
02/14/1945	190.215132	2.13392701	0.39534176	29.810969	260.673438	5.053548	1.29029654	3.117238
02/22/1974	299.541147	2.13479854	0.39576057	30.695064	260.291100	5.036633	1.28992945	3.119148
03/02/2003	47.593687	2.13421819	0.39582999	31.137972	259.858835	5.031989	1.28943062	3.117876
03/09/2032	157.181326	2.13484833	0.39615039	31.938850	259.488111	5.016641	1.28912733	3.119257
03/17/2061	265.672884	2.13412553	0.39599424	32.452405	259.062004	5.008793	1.28902410	3.117673
03/25/2090	15.404987	2.13422990	0.39655194	33.191181	258.687736	4.993958	1.28789690	3.117902
04/03/2119	123.579823	2.13597907	0.39526422	33.787721	258.224777	4.982369	1.29170297	3.121735
04/10/2148	232.850333	2.13398634	0.39709121	34.552215	257.844640	4.971865	1.28659912	3.117368
04/18/2177	341.686510	2.13556578	0.39490828	35.127140	257.399946	4.955762	1.29221318	3.120829

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