Asteroid General Data

2025 EM₄

General information

Preliminary designation	2025 EM₄
Group	Apollo
Absolute magnitude	26.30
Approximate diameter (m)	15
Approximate mass (kg)	5.70·10⁶
Number of observations	18
Arc length (days)	14

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	351.630443
a – orbit major semiaxis (astronomical units)	1.40059800
e – orbit eccentricity	0.30652000
ω – orbit ascending node-perihelion angle (degrees)	135.791338
Ω – longitude of orbit ascending node (degrees)	356.162439
i – orbit inclination to the ecliptic plane (degrees)	8.891914

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	221.952158	1.39876525	0.30652945	133.384350	357.697065	8.848723	0.97000250	1.654314
01/21/1858	56.920035	1.39910523	0.30642340	133.668223	357.529213	8.848808	0.97038665	1.654917
01/29/1887	248.936209	1.39882317	0.30626536	134.024137	357.282915	8.856139	0.97041209	1.654416
02/07/1916	79.879552	1.40020137	0.30679585	134.505128	357.014627	8.864502	0.97062540	1.656862
02/14/1945	269.045707	1.39953049	0.30638780	134.738651	356.844574	8.864806	0.97073142	1.655671
02/22/1974	93.129000	1.40048021	0.30684047	135.214780	356.549686	8.876926	0.97075620	1.657357
03/02/2003	278.438980	1.40012314	0.30648866	135.471362	356.390453	8.877343	0.97100128	1.656723
03/09/2032	101.110834	1.40015063	0.30622079	135.848501	356.108419	8.891956	0.97139539	1.656772
03/17/2061	289.717106	1.39965029	0.30604516	136.113860	355.941913	8.894483	0.97129410	1.655884
03/25/2090	117.834641	1.39906656	0.30542825	136.530504	355.659844	8.918635	0.97175211	1.654848
04/03/2119	311.661271	1.39919106	0.30538856	136.771707	355.500552	8.919532	0.97189413	1.655069
04/10/2148	148.797762	1.39784579	0.30473810	137.127479	355.241100	8.938952	0.97186893	1.652683
04/18/2177	347.358600	1.39801591	0.30459092	137.515520	354.993943	8.943736	0.97219297	1.652985

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