Asteroid General Data

2010 ER₂

General information

Preliminary designation	2010 ER₂
Group	Aten
Absolute magnitude	22.31
Approximate diameter (m)	92
Approximate mass (kg)	1.41·10⁹
Number of observations	23
Arc length (days)	12

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	341.066803
a – orbit major semiaxis (astronomical units)	0.96861800
e – orbit eccentricity	0.09378300
ω – orbit ascending node-perihelion angle (degrees)	238.916605
Ω – longitude of orbit ascending node (degrees)	61.345170
i – orbit inclination to the ecliptic plane (degrees)	7.166160

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	308.842905	0.96837752	0.09645589	237.824181	64.356720	7.049774	0.87497180	0.952945
01/21/1858	91.922079	0.97022962	0.09507300	239.056702	63.907136	7.092372	0.87798698	0.955680
01/29/1887	236.144959	0.96847610	0.09544684	238.569073	63.324744	7.097839	0.87603811	0.953090
02/07/1916	26.869736	0.96993386	0.09471497	239.294428	62.965112	7.113089	0.87806660	0.955243
02/14/1945	164.510119	0.96988810	0.09480114	239.378478	62.679230	7.110598	0.87794161	0.955175
02/22/1974	318.821746	0.96920989	0.09466206	239.065001	62.121347	7.118792	0.87746248	0.954174
03/02/2003	96.243810	0.97043287	0.09409734	239.653850	61.772317	7.130347	0.87911773	0.955980
03/09/2032	248.443767	0.96906721	0.09358114	238.677592	61.151867	7.165381	0.87838079	0.953963
03/17/2061	28.933545	0.97106224	0.09178265	240.037620	60.657063	7.231278	0.88193557	0.956910
03/25/2090	138.180620	0.97189793	0.09148693	240.416192	60.339645	7.235150	0.88298197	0.958146
04/03/2119	222.289108	0.97336094	0.09080957	241.220062	59.970740	7.246506	0.88497045	0.960310
04/10/2148	299.867284	0.97219293	0.09063434	240.649325	59.305996	7.265053	0.88407887	0.958582
04/18/2177	24.606303	0.97460499	0.08886963	241.914963	58.833588	7.320664	0.88799221	0.962152

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