Asteroid General Data

2021 JM

General information

Preliminary designation	2021 JM
Group	Apollo
Absolute magnitude	23.80
Approximate diameter (m)	46
Approximate mass (kg)	1.80·10⁸
Number of observations	48
Arc length (days)	17

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	159.446366
a – orbit major semiaxis (astronomical units)	1.72653800
e – orbit eccentricity	0.60285500
ω – orbit ascending node-perihelion angle (degrees)	263.806562
Ω – longitude of orbit ascending node (degrees)	225.378442
i – orbit inclination to the ecliptic plane (degrees)	12.221999

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	73.808321	1.72411742	0.60185956	258.883720	229.911282	12.297407	0.68644087	2.263867
01/21/1858	9.920183	1.72458707	0.60181296	259.735461	229.113364	12.278050	0.68670822	2.264792
01/29/1887	301.531008	1.72565942	0.60182908	260.296668	228.592934	12.269125	0.68710740	2.266905
02/07/1916	235.068912	1.72383512	0.60221584	261.194501	227.830385	12.249094	0.68571431	2.263311
02/14/1945	167.162204	1.72609465	0.60197506	261.803817	227.225058	12.238568	0.68702872	2.267762
02/22/1974	95.715649	1.72593430	0.60317430	262.470365	226.601524	12.222733	0.68489509	2.267446
03/02/2003	22.265696	1.72617658	0.60238062	263.300062	225.850057	12.218138	0.68636126	2.267924
03/09/2032	309.578851	1.72519758	0.60292617	263.854513	225.325189	12.219296	0.68503082	2.265995
03/17/2061	236.030210	1.72638037	0.60270564	264.795989	224.515999	12.211685	0.68588119	2.268325
03/25/2090	167.430427	1.72575119	0.60245657	265.397565	223.985629	12.213799	0.68606104	2.267085
04/03/2119	96.345792	1.72505549	0.60247836	266.306814	223.194518	12.207213	0.68574689	2.265715
04/10/2148	24.425246	1.72610946	0.60200914	266.992571	222.610281	12.215742	0.68697579	2.267791
04/18/2177	313.634862	1.72561204	0.60238126	267.845839	221.867374	12.210694	0.68613568	2.266811

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