Asteroid General Data

2021 RT₄

General information

Preliminary designation	2021 RT₄
Group	Apollo
Absolute magnitude	28.10
Approximate diameter (m)	6
Approximate mass (kg)	4.74·10⁵
Number of observations	35
Arc length (days)	7

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	310.702791
a – orbit major semiaxis (astronomical units)	1.95408100
e – orbit eccentricity	0.50687200
ω – orbit ascending node-perihelion angle (degrees)	150.092856
Ω – longitude of orbit ascending node (degrees)	164.520272
i – orbit inclination to the ecliptic plane (degrees)	6.040582

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	215.371506	1.96831449	0.50967334	145.515071	167.465250	5.318733	0.96511707	2.761483
01/21/1858	36.488320	1.96876929	0.51006902	146.176708	167.080356	5.349930	0.96456107	2.762440
01/29/1887	220.108354	1.96938055	0.51033723	146.940697	166.557988	5.388757	0.96433234	2.763727
02/07/1916	39.488073	1.96959728	0.50987395	147.273909	166.292432	5.406321	0.96535094	2.764183
02/14/1945	203.086060	1.97983532	0.51277484	148.317899	165.765347	5.473446	0.96462557	2.785763
02/22/1974	351.300631	1.98158485	0.51277671	148.976710	165.403314	5.503394	0.96547429	2.789457
03/02/2003	138.607384	1.98138145	0.51233018	149.418172	165.003982	5.528042	0.96625994	2.789027
03/09/2032	312.119221	1.95442268	0.50645089	150.086727	164.498141	6.040762	0.96460357	2.732300
03/17/2061	175.462833	1.95423367	0.50636016	150.672457	164.130804	6.072330	0.96468760	2.731903
03/25/2090	42.689264	1.95306837	0.50549413	151.142709	163.794461	6.109195	0.96580377	2.729460
04/03/2119	267.141146	1.95406861	0.50508468	151.572496	163.509736	6.128050	0.96709849	2.731557
04/10/2148	134.894362	1.95176270	0.50482483	152.118732	163.114649	6.172789	0.96646442	2.726724
04/18/2177	8.438460	1.94986923	0.50498988	152.497654	162.791357	6.206697	0.96520500	2.722757

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