Asteroid General Data

2021 JK₂

General information

Preliminary designation	2021 JK₂
Group	Aten
Absolute magnitude	24.76
Approximate diameter (m)	30
Approximate mass (kg)	4.79·10⁷
Number of observations	35
Arc length (days)	5456

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	300.296531
a – orbit major semiaxis (astronomical units)	0.88483300
e – orbit eccentricity	0.29706400
ω – orbit ascending node-perihelion angle (degrees)	281.307967
Ω – longitude of orbit ascending node (degrees)	145.377518
i – orbit inclination to the ecliptic plane (degrees)	3.694166

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	312.721397	0.88798533	0.29780483	276.697140	150.523479	3.528578	0.62353901	0.836776
01/21/1858	210.733717	0.88796274	0.29758401	277.149829	149.844516	3.551448	0.62371922	0.836744
01/29/1887	138.781174	0.88419385	0.29769842	278.223551	149.244424	3.642165	0.62097073	0.831423
02/07/1916	99.499641	0.88559880	0.29722177	279.049607	148.573808	3.640060	0.62237956	0.833405
02/14/1945	9.610909	0.88731499	0.29726320	279.768374	147.972457	3.640089	0.62354890	0.835829
02/22/1974	279.339947	0.88660292	0.29667597	280.402712	147.118866	3.703511	0.62356913	0.834823
03/02/2003	206.879934	0.88604447	0.29687903	280.574225	146.450898	3.707145	0.62299644	0.834034
03/09/2032	151.072720	0.88433146	0.29688159	280.993039	145.596369	3.733378	0.62178973	0.831617
03/17/2061	109.772419	0.88537969	0.29664438	281.260506	144.976055	3.777707	0.62273678	0.833096
03/25/2090	38.601486	0.88661476	0.29557705	281.661346	144.043819	3.847700	0.62455178	0.834840
04/03/2119	307.505005	0.88696550	0.29567784	282.176112	143.135354	3.836144	0.62470946	0.835335
04/10/2148	221.183704	0.88530417	0.29513585	282.646455	142.971201	3.865480	0.62401917	0.832989
04/18/2177	164.847454	0.88523436	0.29544527	283.000783	142.725035	3.891187	0.62369605	0.832891

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