Asteroid General Data

2025 OP₁₆₁

General information

Preliminary designation	2025 OP₁₆₁
Group	Apollo
Absolute magnitude	19.55
Approximate diameter (m)	330
Approximate mass (kg)	6.40·10¹⁰
Number of observations	32
Arc length (days)	287

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	71.016729
a – orbit major semiaxis (astronomical units)	2.05350200
e – orbit eccentricity	0.67881400
ω – orbit ascending node-perihelion angle (degrees)	330.564484
Ω – longitude of orbit ascending node (degrees)	118.464264
i – orbit inclination to the ecliptic plane (degrees)	28.243093

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	187.910339	2.07540057	0.66635609	327.467098	121.208869	26.702290	0.69244477	2.989878
01/21/1858	86.323827	2.07230001	0.66803995	327.832206	120.856848	26.889453	0.68792081	2.983181
01/29/1887	353.013885	2.06900607	0.66931976	328.261228	120.490121	27.084605	0.68417941	2.976071
02/07/1916	269.699221	2.06356959	0.67216949	328.896937	119.940449	27.404242	0.67650106	2.964349
02/14/1945	196.545026	2.06075033	0.67365303	329.389917	119.545717	27.629348	0.67251962	2.958276
02/22/1974	131.681984	2.05681897	0.67633294	329.971550	119.056194	27.924422	0.66572454	2.949815
03/02/2003	73.380514	2.05638868	0.67798857	330.322051	118.723631	28.101105	0.66218066	2.948889
03/09/2032	20.787761	2.05268425	0.67948564	330.651022	118.375278	28.296809	0.65791477	2.940924
03/17/2061	332.423713	2.05269172	0.67931911	330.816454	118.143646	28.387470	0.65825902	2.940940
03/25/2090	286.410817	2.05102208	0.67848921	330.937973	117.922533	28.467250	0.65942572	2.937353
04/03/2119	239.591898	2.05341518	0.67533748	331.052249	117.743201	28.487570	0.66666696	2.942495
04/10/2148	185.523868	2.05573093	0.67223727	331.214966	117.561856	28.513882	0.67379199	2.947474
04/18/2177	122.923114	2.06034224	0.66672434	331.462656	117.350282	28.539512	0.68666193	2.957397

Detailed table...

3D animation...

Calculation on the date...

Return to search