Asteroid General Data

2021 NM

General information

Preliminary designation	2021 NM
Group	Aten
Absolute magnitude	26.17
Approximate diameter (m)	15
Approximate mass (kg)	6.82·10⁶
Number of observations	17
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	308.794714
a – orbit major semiaxis (astronomical units)	0.94645300
e – orbit eccentricity	0.51074300
ω – orbit ascending node-perihelion angle (degrees)	236.192472
Ω – longitude of orbit ascending node (degrees)	273.551733
i – orbit inclination to the ecliptic plane (degrees)	2.139460

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	270.578274	0.94547259	0.51114980	229.807736	280.018730	2.088823	0.46219447	0.919335
01/21/1858	115.131363	0.94572452	0.51109463	230.876164	278.828083	2.100856	0.46236979	0.919703
01/29/1887	328.978749	0.94503365	0.51110838	231.755094	277.997474	2.100263	0.46201904	0.918695
02/07/1916	176.309856	0.94512417	0.51119561	232.688161	276.983687	2.114825	0.46198085	0.918827
02/14/1945	25.784678	0.94440777	0.51120194	233.599864	276.047183	2.130990	0.46162469	0.917783
02/22/1974	232.007046	0.94585024	0.51115754	234.688274	275.066465	2.147986	0.46237176	0.919886
03/02/2003	82.091973	0.94503476	0.51124889	235.485886	274.061293	2.156377	0.46188679	0.918697
03/09/2032	289.427220	0.94651689	0.51070903	236.236685	273.510420	2.138448	0.46312217	0.920859
03/17/2061	105.456769	0.94795152	0.51073739	237.156316	272.690897	2.136387	0.46379723	0.922953
03/25/2090	250.093208	0.94896636	0.51077457	238.150276	271.860080	2.133887	0.46425848	0.924436
04/03/2119	30.276741	0.94983182	0.51057266	238.651980	271.438498	2.124451	0.46487366	0.925701
04/10/2148	166.955334	0.94874464	0.51030244	240.153097	269.929955	2.166928	0.46459793	0.924112
04/18/2177	309.520990	0.94929266	0.51060181	240.520613	269.357132	2.154773	0.46458211	0.924913

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