Asteroid General Data

2015 SR₂₀

General information

Preliminary designation	2015 SR₂₀
Group	Apollo
Absolute magnitude	25.59
Approximate diameter (m)	20
Approximate mass (kg)	1.52·10⁷
Number of observations	7
Arc length (days)	1

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	208.401967
a – orbit major semiaxis (astronomical units)	1.80426300
e – orbit eccentricity	0.46209200
ω – orbit ascending node-perihelion angle (degrees)	317.459881
Ω – longitude of orbit ascending node (degrees)	354.897209
i – orbit inclination to the ecliptic plane (degrees)	6.651649

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	346.366326	1.80385420	0.46183900	313.888627	357.401082	6.515241	0.97076398	2.422717
01/21/1858	340.616053	1.80336024	0.46116981	314.279382	357.130870	6.520741	0.97170494	2.421722
01/29/1887	328.200909	1.80447721	0.46197470	314.899167	356.667619	6.551531	0.97085439	2.423973
02/07/1916	319.801501	1.80350705	0.46213843	315.479841	356.284281	6.563949	0.97003713	2.422018
02/14/1945	311.528752	1.80333460	0.46140829	316.067525	355.887111	6.599755	0.97126106	2.421671
02/22/1974	307.164041	1.80276722	0.46122151	316.428144	355.611758	6.605161	0.97129220	2.420528
03/02/2003	305.845644	1.80118288	0.46165129	316.941160	355.192504	6.632576	0.96966449	2.417338
03/09/2032	302.040652	1.80369674	0.46228924	317.497621	354.871083	6.652817	0.96986715	2.422400
03/17/2061	295.846792	1.80297036	0.46194637	317.988541	354.525485	6.665080	0.97009475	2.420937
03/25/2090	288.929051	1.80285411	0.46106599	318.425022	354.200997	6.681661	0.97161938	2.420703
04/03/2119	285.164112	1.80279507	0.46107376	318.808915	353.915550	6.686005	0.97157357	2.420584
04/10/2148	283.181623	1.80200203	0.46148949	319.421539	353.479207	6.707367	0.97039703	2.418987
04/18/2177	276.472114	1.80371460	0.46155203	319.989097	353.139831	6.721150	0.97120647	2.422436

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