Asteroid General Data

2021 RJ₇

General information

Preliminary designation	2021 RJ₇
Group	Apollo
Absolute magnitude	20.71
Approximate diameter (m)	190
Approximate mass (kg)	1.29·10¹⁰
Number of observations	28
Arc length (days)	19

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	85.694475
a – orbit major semiaxis (astronomical units)	2.58265800
e – orbit eccentricity	0.73815800
ω – orbit ascending node-perihelion angle (degrees)	15.206309
Ω – longitude of orbit ascending node (degrees)	240.611240
i – orbit inclination to the ecliptic plane (degrees)	9.355689

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	297.674973	2.59016351	0.73654270	6.739768	245.914929	10.702594	0.68239749	4.168611
01/21/1858	269.350423	2.60123078	0.73136297	7.027164	245.710058	10.615784	0.69878691	4.195357
01/29/1887	253.953932	2.56045854	0.74713577	8.171045	245.055472	10.658451	0.64744838	4.097106
02/07/1916	249.904110	2.59666153	0.73584831	10.710843	243.621106	10.210141	0.68591253	4.184308
02/14/1945	221.399263	2.59617479	0.73554074	10.826474	243.490240	10.193872	0.68658246	4.183131
02/22/1974	219.157453	2.56033840	0.75203878	13.507235	241.692008	9.759115	0.63486463	4.096818
03/02/2003	199.203244	2.60318111	0.73695001	15.224418	240.656082	9.347816	0.68476677	4.200076
03/09/2032	171.854474	2.59165110	0.74166917	15.404392	240.515416	9.381269	0.66950338	4.172203
03/17/2061	171.907137	2.59655870	0.74496478	20.353201	237.000432	8.345978	0.66221392	4.184059
03/25/2090	140.882017	2.60429135	0.74107080	20.703719	236.560701	8.250341	0.67432707	4.202764
04/03/2119	126.876549	2.57614122	0.75448536	21.702574	235.787456	8.254585	0.63248039	4.134806
04/10/2148	113.838622	2.60522779	0.74532146	28.237120	230.342259	6.929616	0.66349561	4.205031
04/18/2177	80.110863	2.60255705	0.74645553	28.431631	230.097639	6.933895	0.65986396	4.198566

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