Asteroid General Data

2021 JJ

General information

Preliminary designation	2021 JJ
Group	Amor
Absolute magnitude	25.48
Approximate diameter (m)	21
Approximate mass (kg)	1.77·10⁷
Number of observations	59
Arc length (days)	1110

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	188.360232
a – orbit major semiaxis (astronomical units)	1.30780200
e – orbit eccentricity	0.20887800
ω – orbit ascending node-perihelion angle (degrees)	210.232323
Ω – longitude of orbit ascending node (degrees)	47.847863
i – orbit inclination to the ecliptic plane (degrees)	8.436189

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	16.287478	1.30579935	0.20637530	206.351001	49.820740	8.597881	1.03631461	1.492160
01/21/1858	168.550246	1.30538439	0.20651334	207.597570	49.279932	8.548968	1.03580511	1.491448
01/29/1887	336.241049	1.30496229	0.20629453	207.743236	49.168807	8.545649	1.03575571	1.490725
02/07/1916	144.059873	1.30541528	0.20666615	207.897286	49.040550	8.539032	1.03563013	1.491501
02/14/1945	297.306569	1.30575833	0.20721188	209.071734	48.507412	8.488836	1.03518968	1.492089
02/22/1974	104.623780	1.30486037	0.20685433	209.243655	48.394541	8.487063	1.03494436	1.490550
03/02/2003	273.298565	1.30517496	0.20700886	209.390599	48.267833	8.480557	1.03499218	1.491089
03/09/2032	68.556357	1.30581731	0.20789716	210.456183	47.766116	8.434192	1.03434160	1.492190
03/17/2061	235.533401	1.30493386	0.20735284	210.661852	47.642022	8.431885	1.03435212	1.490676
03/25/2090	44.767050	1.30498543	0.20754920	210.759759	47.520055	8.426614	1.03413674	1.490765
04/03/2119	201.041453	1.30595696	0.20844800	211.822447	47.021386	8.381605	1.03373284	1.492430
04/10/2148	7.754534	1.30487479	0.20780397	212.009802	46.889961	8.379653	1.03371663	1.490575
04/18/2177	177.115147	1.30492693	0.20804098	212.148221	46.767638	8.373404	1.03344865	1.490664

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