Asteroid General Data

2021 JK₄

General information

Preliminary designation	2021 JK₄
Group	Amor
Absolute magnitude	21.63
Approximate diameter (m)	130
Approximate mass (kg)	3.61·10⁹
Number of observations	61
Arc length (days)	1673

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	223.967476
a – orbit major semiaxis (astronomical units)	1.52556200
e – orbit eccentricity	0.18617100
ω – orbit ascending node-perihelion angle (degrees)	102.091296
Ω – longitude of orbit ascending node (degrees)	216.318283
i – orbit inclination to the ecliptic plane (degrees)	28.892900

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	273.806698	1.52602055	0.18660636	101.313125	217.203953	28.893440	1.24125541	1.885129
01/21/1858	56.189793	1.52602802	0.18645597	101.453343	217.077683	28.897438	1.24149099	1.885143
01/29/1887	198.697833	1.52588863	0.18652583	101.540043	216.940716	28.900946	1.24127098	1.884885
02/07/1916	341.090776	1.52587974	0.18634260	101.671333	216.813807	28.904036	1.24154335	1.884869
02/14/1945	123.455671	1.52592398	0.18642774	101.742579	216.680845	28.906313	1.24144942	1.884951
02/22/1974	265.569712	1.52603101	0.18628120	101.852338	216.554388	28.909796	1.24176011	1.885149
03/02/2003	47.498633	1.52600827	0.18630786	101.925404	216.426140	28.912234	1.24170093	1.885107
03/09/2032	189.061001	1.52614500	0.18613129	102.047134	216.298067	28.916437	1.24208165	1.885360
03/17/2061	330.379832	1.52620978	0.18613447	102.117588	216.172702	28.919893	1.24212953	1.885480
03/25/2090	111.287730	1.52632157	0.18594198	102.270672	216.040347	28.925529	1.24251431	1.885687
04/03/2119	252.052825	1.52629263	0.18590721	102.337218	215.915745	28.930280	1.24254383	1.885634
04/10/2148	32.551192	1.52627497	0.18578498	102.498525	215.778390	28.934816	1.24271601	1.885601
04/18/2177	173.218728	1.52619232	0.18579053	102.579424	215.652822	28.938369	1.24264024	1.885448

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