Asteroid General Data

2010 RF₁₂

General information

Preliminary designation	2010 RF₁₂
Group	Apollo
Absolute magnitude	28.38
Approximate diameter (m)	6
Approximate mass (kg)	3.22·10⁵
Number of observations	339
Arc length (days)	4375

Approaches

Date	Object	r, AU	r, km
09/10/1918 12:23:02 AM	Moon	0.000572	85 619
09/08/2010 09:08:38 PM	Earth	0.000540	80 846
09/09/2010 01:59:31 PM	Moon	0.000713	106 617
09/06/2095 00:28:48 AM	Earth	0.000065	9 739

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	176.461661
a – orbit major semiaxis (astronomical units)	1.06141673
e – orbit eccentricity	0.18829118
ω – orbit ascending node-perihelion angle (degrees)	267.432715
Ω – longitude of orbit ascending node (degrees)	163.687003
i – orbit inclination to the ecliptic plane (degrees)	0.882790

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	13.773890	0.97804284	0.18014831	286.438093	171.136506	3.291332	0.80185008	0.967247
01/21/1858	349.124992	0.97957764	0.17953149	286.104764	170.686053	3.310913	0.80371261	0.969525
01/29/1887	309.206927	0.98059939	0.17965534	286.371294	170.071017	3.310762	0.80442947	0.971042
02/07/1916	15.348134	0.97101283	0.18147557	290.257393	168.875919	3.362610	0.79479773	0.956837
02/14/1945	177.767459	0.99255441	0.17678741	284.251333	167.733553	3.548626	0.81708329	0.988854
02/22/1974	301.057470	0.99254649	0.17677901	284.497075	167.576168	3.553725	0.81708511	0.988842
03/02/2003	62.587188	0.99388766	0.17725803	285.517121	166.226735	3.468284	0.81771309	0.990847
03/09/2032	179.133802	1.06139331	0.18823776	267.476935	163.668099	0.883463	0.86159901	1.093491
03/17/2061	27.032501	1.05695111	0.18727264	266.898699	162.956205	0.903677	0.85901308	1.086633
03/25/2090	284.854886	1.05559105	0.18703135	266.840899	162.603194	0.910436	0.85816243	1.084536
04/03/2119	191.579570	1.52379893	0.34090696	10.461272	341.923884	2.767475	1.00432527	1.881014
04/10/2148	352.951292	1.51740396	0.33876085	11.377106	341.458868	2.802135	1.00336691	1.869186
04/18/2177	181.385549	1.51832858	0.33905748	11.695521	341.250430	2.795783	1.00352791	1.870894

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