Asteroid General Data

2009 ST (353190)

General information

Preliminary designation	2009 ST
Number	353190
Group	Amor
Absolute magnitude	19.84
Approximate diameter (m)	290
Approximate mass (kg)	4.28·10¹⁰
Number of observations	125
Arc length (days)	9332

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	14.500842
a – orbit major semiaxis (astronomical units)	1.95584200
e – orbit eccentricity	0.36902000
ω – orbit ascending node-perihelion angle (degrees)	270.095430
Ω – longitude of orbit ascending node (degrees)	189.124274
i – orbit inclination to the ecliptic plane (degrees)	10.897806

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	283.674087	1.95549032	0.36936324	266.225438	191.883593	10.867971	1.23320407	2.734539
01/21/1858	142.433169	1.95611849	0.36895383	266.860696	191.438641	10.871025	1.23440108	2.735857
01/29/1887	1.338760	1.95590134	0.36874597	267.428475	191.049980	10.875860	1.23467060	2.735401
02/07/1916	219.955227	1.95543594	0.36911058	268.079655	190.601236	10.880454	1.23366384	2.734425
02/14/1945	78.917950	1.95609969	0.36867092	268.502453	190.262691	10.886695	1.23494262	2.735817
02/22/1974	297.677717	1.95626533	0.36823980	269.123023	189.810952	10.891298	1.23589057	2.736165
03/02/2003	156.476659	1.95602083	0.36894407	269.554437	189.480887	10.892227	1.23435855	2.735652
03/09/2032	15.176873	1.95565558	0.36964935	270.138983	189.069703	10.895513	1.23274876	2.734886
03/17/2061	233.596145	1.95600285	0.36894757	270.733504	188.649299	10.903443	1.23434035	2.735614
03/25/2090	92.380146	1.95656849	0.36833109	271.152104	188.319407	10.911414	1.23590349	2.736801
04/03/2119	310.981091	1.95585334	0.36854221	271.770216	187.870347	10.920821	1.23503882	2.735300
04/10/2148	169.687557	1.95577535	0.36886109	272.185778	187.537296	10.923381	1.23436592	2.735137
04/18/2177	28.379845	1.95626048	0.36834349	272.788978	187.100694	10.931556	1.23568466	2.736155

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