Asteroid General Data

2021 TJ₁₂

General information

Preliminary designation	2021 TJ₁₂
Group	Apollo
Absolute magnitude	26.00
Approximate diameter (m)	17
Approximate mass (kg)	8.63·10⁶
Number of observations	41
Arc length (days)	14

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	198.392589
a – orbit major semiaxis (astronomical units)	1.52647700
e – orbit eccentricity	0.41577000
ω – orbit ascending node-perihelion angle (degrees)	231.686333
Ω – longitude of orbit ascending node (degrees)	201.051377
i – orbit inclination to the ecliptic plane (degrees)	8.285960

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	22.008180	1.51795434	0.41338397	229.695192	202.842199	8.379714	0.89045635	1.870203
01/21/1858	212.472867	1.51684592	0.41283867	230.142262	202.567045	8.377829	0.89063327	1.868155
01/29/1887	38.633044	1.51838812	0.41322286	230.349805	202.328173	8.364294	0.89095543	1.871004
02/07/1916	221.719551	1.51860367	0.41337931	230.775798	202.039864	8.358059	0.89084434	1.871403
02/14/1945	42.763410	1.52218846	0.41427663	230.905952	201.789031	8.334890	0.89158136	1.878033
02/22/1974	205.881859	1.52213643	0.41448511	231.237393	201.538302	8.325903	0.89123354	1.877937
03/02/2003	7.318251	1.52244738	0.41449412	231.604924	201.273637	8.321971	0.89140190	1.878512
03/09/2032	163.482784	1.52653614	0.41602364	231.738658	201.022376	8.284581	0.89146101	1.886085
03/17/2061	303.540411	1.52640870	0.41590235	232.148983	200.743245	8.281278	0.89157173	1.885849
03/25/2090	82.529634	1.52762551	0.41644284	232.361476	200.488947	8.269011	0.89145680	1.888104
04/03/2119	207.865755	1.53045494	0.41713233	232.605794	200.217373	8.243348	0.89205270	1.893352
04/10/2148	325.839951	1.53012231	0.41709140	232.948755	199.961572	8.240101	0.89192145	1.892735
04/18/2177	82.838919	1.53100726	0.41713219	233.340050	199.652703	8.230129	0.89237485	1.894377

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