Asteroid General Data

2021 JQ₄

General information

Preliminary designation	2021 JQ₄
Group	Apollo
Absolute magnitude	19.66
Approximate diameter (m)	310
Approximate mass (kg)	5.49·10¹⁰
Number of observations	25
Arc length (days)	42

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	137.421440
a – orbit major semiaxis (astronomical units)	2.35800500
e – orbit eccentricity	0.89927000
ω – orbit ascending node-perihelion angle (degrees)	326.088900
Ω – longitude of orbit ascending node (degrees)	36.744844
i – orbit inclination to the ecliptic plane (degrees)	51.667965

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	299.083533	2.36120534	0.91567794	323.369803	41.092081	47.198544	0.19910170	3.628284
01/21/1858	301.961120	2.35783580	0.91436614	323.908339	40.254882	48.058015	0.20191059	3.620520
01/29/1887	304.532108	2.35954080	0.91104851	324.405654	39.450303	48.828776	0.20988466	3.624448
02/07/1916	309.345398	2.35947387	0.90926958	324.659759	39.083970	49.185777	0.21407605	3.624294
02/14/1945	312.178480	2.35742883	0.90710781	325.109441	38.347593	49.996144	0.21898673	3.619583
02/22/1974	314.538674	2.35875614	0.90359237	325.512394	37.672522	50.662508	0.22740210	3.622640
03/02/2003	319.173936	2.35954371	0.90185213	325.703433	37.416032	50.947945	0.23158418	3.624455
03/09/2032	322.157334	2.35802286	0.89902595	326.125413	36.698462	51.764586	0.23809912	3.620951
03/17/2061	324.676887	2.36058953	0.89533740	326.423018	36.190835	52.240198	0.24706545	3.626864
03/25/2090	329.484211	2.36142441	0.89240902	326.675814	35.767693	52.720601	0.25406796	3.628789
04/03/2119	332.338885	2.35762838	0.89078189	327.019643	35.192683	53.446211	0.25749573	3.620042
04/10/2148	334.764026	2.35853493	0.88679456	327.313910	34.659651	54.045383	0.26699899	3.622130
04/18/2177	339.668614	2.35943351	0.88463738	327.461242	34.427159	54.293378	0.27219043	3.624201

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