Asteroid General Data

2018 RA₂

General information

Preliminary designation	2018 RA₂
Group	Apollo
Absolute magnitude	25.46
Approximate diameter (m)	21
Approximate mass (kg)	1.82·10⁷
Number of observations	59
Arc length (days)	8

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	105.279841
a – orbit major semiaxis (astronomical units)	1.49975800
e – orbit eccentricity	0.39880900
ω – orbit ascending node-perihelion angle (degrees)	61.635713
Ω – longitude of orbit ascending node (degrees)	344.489189
i – orbit inclination to the ecliptic plane (degrees)	6.645914

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	301.463316	1.50530820	0.40035455	58.288871	346.928414	6.817423	0.90265121	1.846880
01/21/1858	202.439561	1.50343240	0.39949082	58.853234	346.540282	6.808038	0.90282495	1.843429
01/29/1887	115.685066	1.49973128	0.39830348	59.407650	346.202844	6.789127	0.90238310	1.836626
02/07/1916	42.251631	1.50079532	0.39861803	59.799468	345.807842	6.774807	0.90255125	1.838581
02/14/1945	323.966729	1.50069368	0.39861333	60.140379	345.563286	6.764812	0.90249718	1.838394
02/22/1974	250.957544	1.49983531	0.39857467	60.699531	345.128570	6.706998	0.90203896	1.836817
03/02/2003	175.479108	1.50098461	0.39898911	61.076404	344.835056	6.697079	0.90210809	1.838929
03/09/2032	98.018983	1.49998732	0.39890791	61.737053	344.382741	6.641157	0.90163051	1.837097
03/17/2061	23.432352	1.50063686	0.39905676	62.117088	344.060696	6.634939	0.90179758	1.838290
03/25/2090	307.280112	1.49918139	0.39898545	62.679179	343.712584	6.587255	0.90102984	1.835616
04/03/2119	236.363103	1.49973064	0.39901937	62.976589	343.384339	6.573834	0.90130907	1.836625
04/10/2148	161.285227	1.50119329	0.39950484	63.386546	343.053206	6.566979	0.90145930	1.839313
04/18/2177	82.531754	1.50112747	0.39943481	63.869034	342.611116	6.541420	0.90152490	1.839192

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