Asteroid General Data

2009 SL₁

General information

Preliminary designation	2009 SL₁
Group	Apollo
Absolute magnitude	24.35
Approximate diameter (m)	36
Approximate mass (kg)	8.43·10⁷
Number of observations	18
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	107.727981
a – orbit major semiaxis (astronomical units)	1.94777100
e – orbit eccentricity	0.50001500
ω – orbit ascending node-perihelion angle (degrees)	125.046132
Ω – longitude of orbit ascending node (degrees)	174.281953
i – orbit inclination to the ecliptic plane (degrees)	8.573458

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	102.312552	1.85109958	0.43493288	133.098356	176.693670	8.459214	1.04599551	2.518519
01/21/1858	291.136203	1.85069005	0.43436464	133.478931	176.430557	8.480493	1.04681572	2.517684
01/29/1887	121.807989	1.85093133	0.43459412	134.181419	175.981799	8.514468	1.04652746	2.518176
02/07/1916	310.157936	1.85093712	0.43486274	134.599564	175.680750	8.536080	1.04603353	2.518188
02/14/1945	140.893623	1.84998335	0.43500711	135.202848	175.258035	8.569919	1.04522745	2.516242
02/22/1974	329.894895	1.85078493	0.43464539	135.629399	174.983375	8.592482	1.04634979	2.517877
03/02/2003	159.350396	1.85057844	0.43446288	136.080505	174.653250	8.614951	1.04657080	2.517456
03/09/2032	349.570803	1.85082329	0.43492118	136.632161	174.284312	8.647438	1.04586104	2.517955
03/17/2061	177.753410	1.85098688	0.43474817	137.118257	173.959739	8.671966	1.04627373	2.518289
03/25/2090	8.795124	1.85055452	0.43423055	137.656165	173.605684	8.705693	1.04698722	2.517407
04/03/2119	197.701059	1.85056534	0.43468968	138.035046	173.327392	8.725119	1.04614369	2.517429
04/10/2148	27.076348	1.84966779	0.43389019	138.562498	172.992941	8.754064	1.04711508	2.515598
04/18/2177	217.655687	1.85088969	0.43414088	139.103638	172.668233	8.787152	1.04734281	2.518091

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