Asteroid General Data

2025 YS₁₂

General information

Preliminary designation	2025 YS₁₂
Group	Amor
Absolute magnitude	21.36
Approximate diameter (m)	140
Approximate mass (kg)	5.25·10⁹
Number of observations	17
Arc length (days)	18

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	63.373134
a – orbit major semiaxis (astronomical units)	1.91531800
e – orbit eccentricity	0.37254700
ω – orbit ascending node-perihelion angle (degrees)	231.932751
Ω – longitude of orbit ascending node (degrees)	276.331279
i – orbit inclination to the ecliptic plane (degrees)	36.891441

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	217.283681	1.91524951	0.36477066	230.939406	277.625499	37.131073	1.21662268	2.650566
01/21/1858	198.704762	1.91496590	0.36628889	231.136053	277.425100	37.084426	1.21353516	2.649977
01/29/1887	179.997488	1.91533625	0.36720080	231.282950	277.246920	37.050246	1.21202325	2.650746
02/07/1916	161.572865	1.91500799	0.36856564	231.376776	277.071853	37.021899	1.20920185	2.650065
02/14/1945	142.822747	1.91524955	0.36956495	231.533010	276.878728	36.990277	1.20744045	2.650566
02/22/1974	124.377279	1.91552073	0.37043224	231.648793	276.703149	36.959005	1.20595009	2.651129
03/02/2003	105.498888	1.91548673	0.37160943	231.830799	276.485509	36.917318	1.20367380	2.651059
03/09/2032	86.948778	1.91583452	0.37237665	231.978431	276.304804	36.887924	1.20242248	2.651781
03/17/2061	68.220247	1.91538632	0.37401127	232.120125	276.101841	36.846815	1.19901025	2.650850
03/25/2090	49.683515	1.91557386	0.37493769	232.297994	275.914640	36.810502	1.19735302	2.651240
04/03/2119	31.080175	1.91538678	0.37601168	232.408910	275.706823	36.778295	1.19517898	2.650851
04/10/2148	12.537371	1.91542338	0.37726382	232.571354	275.529046	36.744348	1.19280344	2.650927
04/18/2177	353.763956	1.91544044	0.37826843	232.781885	275.299676	36.692261	1.19088979	2.650963

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