Asteroid General Data

2021 RF

General information

Preliminary designation	2021 RF
Group	Apollo
Absolute magnitude	27.64
Approximate diameter (m)	8
Approximate mass (kg)	8.95·10⁵
Number of observations	59
Arc length (days)	3

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	212.407373
a – orbit major semiaxis (astronomical units)	2.15334600
e – orbit eccentricity	0.53128700
ω – orbit ascending node-perihelion angle (degrees)	4.999390
Ω – longitude of orbit ascending node (degrees)	339.075821
i – orbit inclination to the ecliptic plane (degrees)	2.538286

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	47.033567	2.16749031	0.53211365	358.875521	342.587910	2.406814	1.01413913	3.191070
01/21/1858	82.701893	2.16518496	0.53468407	359.286637	342.319571	2.401592	1.00749506	3.185981
01/29/1887	120.478421	2.15798491	0.53266057	0.508155	341.585623	2.486800	1.00851143	3.170102
02/07/1916	171.961318	2.16090949	0.53180979	1.188975	341.261336	2.461032	1.01171667	3.176548
02/14/1945	222.842074	2.16002293	0.53263696	1.739450	340.914181	2.447124	1.00951489	3.174594
02/22/1974	304.603992	2.14236866	0.52780167	2.892508	339.949126	2.768110	1.01162290	3.135754
03/02/2003	37.653751	2.14307227	0.53014740	3.398102	339.647771	2.756815	1.00692807	3.137298
03/09/2032	116.208445	2.15415244	0.53056433	5.051971	338.989298	2.533738	1.01123599	3.161661
03/17/2061	184.470156	2.15064310	0.53181381	5.727710	338.682613	2.516611	1.00690141	3.153938
03/25/2090	249.512574	2.15530405	0.53291637	6.437115	338.157274	2.489065	1.00670725	3.164196
04/03/2119	303.227388	2.16099539	0.53174253	7.267197	337.700683	2.452261	1.01190224	3.176738
04/10/2148	353.318580	2.15980939	0.53293119	8.033686	337.263462	2.429450	1.00877961	3.174123
04/18/2177	58.384226	2.15137909	0.53106379	8.680373	336.766353	2.446922	1.00885955	3.155557

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