Asteroid General Data

2015 OR₂₁

General information

Preliminary designation	2015 OR₂₁
Group	Amor
Absolute magnitude	23.61
Approximate diameter (m)	50
Approximate mass (kg)	2.34·10⁸
Number of observations	18
Arc length (days)	60

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	12.164507
a – orbit major semiaxis (astronomical units)	1.97399400
e – orbit eccentricity	0.36924100
ω – orbit ascending node-perihelion angle (degrees)	307.251666
Ω – longitude of orbit ascending node (degrees)	343.456930
i – orbit inclination to the ecliptic plane (degrees)	0.466251

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	280.818737	1.97404366	0.36839584	301.809900	347.339810	0.495759	1.24681420	2.773548
01/21/1858	86.096154	1.97491001	0.36792695	302.574268	346.878482	0.490096	1.24828740	2.775374
01/29/1887	252.583665	1.97414219	0.36788446	303.261013	346.370503	0.486155	1.24788596	2.773756
02/07/1916	58.809874	1.97422401	0.36859552	304.082408	345.715078	0.481742	1.24653388	2.773928
02/14/1945	224.650456	1.97407521	0.36886232	304.979444	345.086426	0.478685	1.24591325	2.773615
02/22/1974	31.034279	1.97418785	0.36823834	305.543679	344.675831	0.472913	1.24721620	2.773852
03/02/2003	197.441896	1.97500359	0.36856658	306.363364	343.994371	0.469052	1.24708327	2.775572
03/09/2032	2.945278	1.97400712	0.36907588	307.265751	343.393074	0.465284	1.24544871	2.773471
03/17/2061	169.215278	1.97534714	0.36815203	307.991637	342.890181	0.460494	1.24811908	2.776296
03/25/2090	335.076128	1.97453907	0.36890226	308.791270	342.169634	0.455473	1.24612715	2.774593
04/03/2119	139.836323	1.97460831	0.36934970	309.805789	341.469079	0.451944	1.24528732	2.774738
04/10/2148	305.565133	1.97466907	0.36868766	310.429621	341.047404	0.447656	1.24663295	2.774867
04/18/2177	111.520285	1.97395071	0.36920485	311.224534	340.344335	0.442819	1.24515853	2.773352

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