Asteroid General Data

2021 RY

General information

Preliminary designation	2021 RY
Group	Amor
Absolute magnitude	22.69
Approximate diameter (m)	77
Approximate mass (kg)	8.35·10⁸
Number of observations	40
Arc length (days)	57

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	108.934906
a – orbit major semiaxis (astronomical units)	2.45348800
e – orbit eccentricity	0.51440700
ω – orbit ascending node-perihelion angle (degrees)	89.199408
Ω – longitude of orbit ascending node (degrees)	265.053241
i – orbit inclination to the ecliptic plane (degrees)	5.696357

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	304.919948	2.44966281	0.51672350	73.289367	277.705233	5.862766	1.18386447	3.834070
01/21/1858	145.457868	2.45471680	0.51051960	75.375531	276.063467	5.838558	1.20153575	3.845942
01/29/1887	334.347375	2.45399067	0.51270973	80.249187	272.508188	5.760885	1.19580578	3.844235
02/07/1916	176.602222	2.44844351	0.51949531	81.310469	271.540947	5.738620	1.17648859	3.831208
02/14/1945	28.656320	2.44462711	0.52133867	81.410864	271.133394	5.740082	1.17014847	3.822254
02/22/1974	235.873854	2.45180608	0.51433676	82.608994	269.968315	5.740748	1.19075208	3.839103
03/02/2003	68.404204	2.45970942	0.50919981	85.908967	267.521393	5.724990	1.20722585	3.857681
03/09/2032	262.033750	2.44919092	0.51800693	89.734096	264.578124	5.700818	1.18049306	3.832963
03/17/2061	110.360158	2.44522470	0.52206144	90.211849	263.948770	5.696948	1.16866717	3.823656
03/25/2090	322.087091	2.45005866	0.51767920	90.603931	263.289884	5.704326	1.18171426	3.835000
04/03/2119	161.233469	2.45543765	0.51144746	92.855333	261.553248	5.722570	1.19961029	3.847636
04/10/2148	350.816367	2.45274897	0.51487528	97.788126	257.890570	5.742763	1.18988916	3.841318
04/18/2177	195.187478	2.44771983	0.52108462	98.841709	256.865867	5.742640	1.17225068	3.829510

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