Asteroid General Data

2025 OS₉

General information

Preliminary designation	2025 OS₉
Group	Amor
Absolute magnitude	24.76
Approximate diameter (m)	30
Approximate mass (kg)	4.79·10⁷
Number of observations	32
Arc length (days)	55

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	125.681075
a – orbit major semiaxis (astronomical units)	2.09633400
e – orbit eccentricity	0.46811200
ω – orbit ascending node-perihelion angle (degrees)	40.348060
Ω – longitude of orbit ascending node (degrees)	296.206345
i – orbit inclination to the ecliptic plane (degrees)	2.155219

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	100.345644	2.09820619	0.46637501	34.966105	300.344272	2.250333	1.11965526	3.039295
01/21/1858	297.472026	2.09872233	0.46542914	35.509007	299.817199	2.239960	1.12191579	3.040417
01/29/1887	135.987706	2.09638388	0.46824040	36.159471	299.299458	2.232795	1.11477225	3.035336
02/07/1916	336.964579	2.09569312	0.46949897	37.085741	298.722876	2.215356	1.11176736	3.033836
02/14/1945	177.996651	2.09717288	0.46777892	38.236855	297.957590	2.188845	1.11615961	3.037050
02/22/1974	16.534738	2.09784402	0.46639725	39.246311	297.096733	2.171894	1.11941533	3.038508
03/02/2003	214.298922	2.09737552	0.46772118	39.768391	296.611308	2.164569	1.11638856	3.037490
03/09/2032	55.466554	2.09595365	0.46932373	40.640869	295.995830	2.149627	1.11227286	3.034402
03/17/2061	257.426211	2.09571760	0.46950364	41.788151	295.240985	2.128118	1.11177056	3.033889
03/25/2090	96.698846	2.09822096	0.46677363	43.184318	294.170851	2.105941	1.11882674	3.039327
04/03/2119	294.867565	2.09872416	0.46638298	43.854656	293.532923	2.099023	1.11991494	3.040421
04/10/2148	133.121252	2.09635884	0.46953389	44.620781	292.933868	2.089665	1.11204732	3.035282
04/18/2177	333.072399	2.09664411	0.47034349	45.765957	292.171322	2.070254	1.11050119	3.035902

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