Asteroid General Data

2009 SR₁₇₁

General information

Preliminary designation	2009 SR₁₇₁
Group	Apollo
Absolute magnitude	26.03
Approximate diameter (m)	17
Approximate mass (kg)	8.28·10⁶
Number of observations	25
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	262.987095
a – orbit major semiaxis (astronomical units)	1.20228700
e – orbit eccentricity	0.27146000
ω – orbit ascending node-perihelion angle (degrees)	80.218127
Ω – longitude of orbit ascending node (degrees)	4.557580
i – orbit inclination to the ecliptic plane (degrees)	16.480028

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	295.066916	1.20304228	0.27105644	78.710763	5.717308	16.546224	0.87694992	1.319538
01/21/1858	298.563086	1.20263472	0.27094857	78.975125	5.548142	16.540831	0.87678256	1.318868
01/29/1887	303.569707	1.20245594	0.27103644	79.200577	5.383071	16.528519	0.87654656	1.318574
02/07/1916	308.026508	1.20257758	0.27124630	79.428368	5.202841	16.515286	0.87638287	1.318774
02/14/1945	309.386380	1.20295321	0.27141655	79.596109	5.037328	16.506902	0.87645180	1.319392
02/22/1974	310.299234	1.20289291	0.27136875	79.817767	4.868574	16.502842	0.87646536	1.319292
03/02/2003	313.867832	1.20248271	0.27139824	80.074141	4.702412	16.492125	0.87613102	1.318618
03/09/2032	318.151780	1.20248112	0.27163551	80.286738	4.526647	16.479209	0.87584455	1.318615
03/17/2061	320.613258	1.20265745	0.27170372	80.422625	4.356498	16.471542	0.87589094	1.318905
03/25/2090	321.932662	1.20265587	0.27173601	80.604263	4.187038	16.468969	0.87585097	1.318902
04/03/2119	324.601137	1.20234690	0.27169801	80.878368	4.011309	16.461628	0.87567164	1.318394
04/10/2148	327.695887	1.20243578	0.27185197	81.067022	3.843996	16.450018	0.87555124	1.318540
04/18/2177	328.862696	1.20265109	0.27187573	81.222815	3.666831	16.445744	0.87567945	1.318895

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