Asteroid General Data

2021 BJ₂

General information

Preliminary designation	2021 BJ₂
Group	Apollo
Absolute magnitude	23.34
Approximate diameter (m)	57
Approximate mass (kg)	3.40·10⁸
Number of observations	19
Arc length (days)	4

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	229.176993
a – orbit major semiaxis (astronomical units)	2.24325400
e – orbit eccentricity	0.70499500
ω – orbit ascending node-perihelion angle (degrees)	164.293523
Ω – longitude of orbit ascending node (degrees)	45.241241
i – orbit inclination to the ecliptic plane (degrees)	1.121636

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	171.952877	2.25344041	0.70644604	164.791005	43.499284	1.381763	0.66150635	3.382749
01/21/1858	20.187109	2.25481614	0.70431516	164.717414	43.781050	1.340073	0.66671495	3.385847
01/29/1887	215.939641	2.26027983	0.70074268	164.590732	44.065708	1.285265	0.67640528	3.398161
02/07/1916	38.397456	2.26439527	0.69753458	164.395117	44.433302	1.249837	0.68490128	3.407446
02/14/1945	215.056539	2.27169331	0.69411543	164.209970	44.779590	1.213190	0.69487593	3.423932
02/22/1974	37.528251	2.26710150	0.69539290	164.163469	44.946734	1.189175	0.69057521	3.413556
03/02/2003	237.833756	2.24903911	0.70294799	164.289797	45.115918	1.144852	0.66808159	3.372843
03/09/2032	95.634835	2.24320233	0.70499530	164.301811	45.255385	1.119612	0.66175523	3.359722
03/17/2061	322.305790	2.24782338	0.70177652	164.227185	45.461979	1.082640	0.67035371	3.370109
03/25/2090	186.280604	2.24997654	0.69996101	163.822042	46.028155	1.046670	0.67508068	3.374952
04/03/2119	38.181695	2.25360647	0.69826397	163.458451	46.562044	1.005680	0.67999426	3.383123
04/10/2148	233.692269	2.26118020	0.69493186	162.983071	47.223714	0.965768	0.68981404	3.400191
04/18/2177	56.348108	2.26609100	0.69179186	162.563533	47.817422	0.932219	0.69842770	3.411274

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