Asteroid General Data

2009 SU₁₇₁

General information

Preliminary designation	2009 SU₁₇₁
Group	Apollo
Absolute magnitude	23.60
Approximate diameter (m)	51
Approximate mass (kg)	2.38·10⁸
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)	286.651326
a – orbit major semiaxis (astronomical units)	1.21630000
e – orbit eccentricity	0.48528700
ω – orbit ascending node-perihelion angle (degrees)	241.969239
Ω – longitude of orbit ascending node (degrees)	10.363069
i – orbit inclination to the ecliptic plane (degrees)	10.439254

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	191.012546	1.21757936	0.48536559	239.908901	12.206899	10.520179	0.62660823	1.343527
01/21/1858	51.242849	1.21665181	0.48525209	240.146245	11.954422	10.512336	0.62626897	1.341992
01/29/1887	279.062217	1.21620330	0.48498168	240.541162	11.653747	10.504588	0.62636698	1.341250
02/07/1916	149.241481	1.21621615	0.48495794	240.763025	11.416745	10.499995	0.62640247	1.341272
02/14/1945	13.687726	1.21717403	0.48519448	241.097204	11.126442	10.484826	0.62660791	1.342857
02/22/1974	232.101392	1.21734386	0.48529865	241.359713	10.882217	10.478935	0.62656853	1.343138
03/02/2003	90.925160	1.21701568	0.48527022	241.650202	10.591671	10.470900	0.62643421	1.342595
03/09/2032	317.226867	1.21628781	0.48505257	241.990717	10.304630	10.475414	0.62632428	1.341390
03/17/2061	185.817114	1.21619186	0.48515602	242.204803	10.060057	10.457763	0.62614905	1.341232
03/25/2090	53.532534	1.21678038	0.48536871	242.525690	9.777631	10.453839	0.62619326	1.342205
04/03/2119	274.316382	1.21718090	0.48568911	242.771936	9.509909	10.445338	0.62600939	1.342868
04/10/2148	131.768846	1.21745956	0.48557006	243.050805	9.244934	10.438931	0.62629765	1.343329
04/18/2177	352.422019	1.21693818	0.48531493	243.373940	8.982434	10.440091	0.62633992	1.342466

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