Asteroid General Data

2021 RX₄

General information

Preliminary designation	2021 RX₄
Group	Apollo
Absolute magnitude	23.77
Approximate diameter (m)	47
Approximate mass (kg)	1.88·10⁸
Number of observations	31
Arc length (days)	36

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	109.393595
a – orbit major semiaxis (astronomical units)	1.69843600
e – orbit eccentricity	0.41746600
ω – orbit ascending node-perihelion angle (degrees)	151.710916
Ω – longitude of orbit ascending node (degrees)	165.318293
i – orbit inclination to the ecliptic plane (degrees)	12.024360

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	286.747399	1.70585563	0.42105322	149.064209	166.877375	11.886687	0.98759962	2.227994
01/21/1858	293.594003	1.70660690	0.42098777	149.408904	166.679050	11.905284	0.98814627	2.229466
01/29/1887	292.263446	1.70950065	0.42168894	149.945810	166.424134	11.937684	0.98862312	2.235139
02/07/1916	288.973368	1.70769615	0.42091236	150.332577	166.201224	11.992371	0.98890574	2.231601
02/14/1945	287.727835	1.71072813	0.42170647	150.832539	165.958223	12.016739	0.98930302	2.237547
02/22/1974	279.003688	1.71012309	0.42169320	151.143559	165.754317	12.038032	0.98897581	2.236360
03/02/2003	270.195946	1.70964146	0.42164609	151.536072	165.508243	12.068197	0.98877781	2.235415
03/09/2032	264.657606	1.70818204	0.42082161	151.802649	165.298479	12.096690	0.98934213	2.232553
03/17/2061	262.451035	1.70838434	0.42107424	152.128951	165.080218	12.116939	0.98902771	2.232950
03/25/2090	260.365602	1.70590878	0.41986401	152.484003	164.850659	12.165110	0.98965909	2.228098
04/03/2119	268.852759	1.70566757	0.41943184	152.785668	164.659737	12.184621	0.99025628	2.227626
04/10/2148	276.724085	1.70687749	0.41970654	153.190295	164.436281	12.206640	0.99048984	2.229996
04/18/2177	275.406267	1.71089474	0.42079886	153.689550	164.220395	12.222940	0.99095219	2.237874

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