Asteroid General Data

2009 SW₁₇₁

General information

Preliminary designation	2009 SW₁₇₁
Group	Amor
Absolute magnitude	26.16
Approximate diameter (m)	16
Approximate mass (kg)	6.92·10⁶
Number of observations	31
Arc length (days)	26

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	34.553857
a – orbit major semiaxis (astronomical units)	1.33102400
e – orbit eccentricity	0.23334700
ω – orbit ascending node-perihelion angle (degrees)	150.220449
Ω – longitude of orbit ascending node (degrees)	187.967354
i – orbit inclination to the ecliptic plane (degrees)	3.063674

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	218.445727	1.33574235	0.23634066	142.514525	193.901136	2.746339	1.02005213	1.543777
01/21/1858	155.085217	1.33541300	0.23616037	143.218704	193.383039	2.757003	1.02004137	1.543206
01/29/1887	97.588160	1.33325901	0.23497261	145.422890	191.587848	2.848192	1.01997966	1.539474
02/07/1916	40.100949	1.33467954	0.23576542	145.791209	191.357498	2.854709	1.02000826	1.541935
02/14/1945	342.619613	1.33146021	0.23394344	147.358133	190.078887	2.917312	1.01997383	1.536360
02/22/1974	303.741212	1.33086452	0.23367425	147.756247	189.836926	2.925672	1.01987575	1.535329
03/02/2003	273.220113	1.32986733	0.23292942	149.038981	188.789985	2.995718	1.02010210	1.533603
03/09/2032	238.649576	1.33031355	0.23296031	150.334583	187.908858	3.065092	1.02040330	1.534375
03/17/2061	208.264340	1.32877885	0.23222109	151.414331	186.979635	3.112482	1.02020837	1.531721
03/25/2090	189.796598	1.32852204	0.23211901	151.812365	186.753788	3.119044	1.02014682	1.531277
04/03/2119	175.276261	1.32799737	0.23146067	153.020779	185.825777	3.194905	1.02061821	1.530370
04/10/2148	153.567677	1.32917542	0.23230177	153.525752	185.552177	3.203578	1.02040562	1.532407
04/18/2177	116.241314	1.32938386	0.23232900	154.755981	184.724963	3.242883	1.02052944	1.532767

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