Asteroid General Data

2021 TC

General information

Preliminary designation	2021 TC
Group	Apollo
Absolute magnitude	24.09
Approximate diameter (m)	40
Approximate mass (kg)	1.21·10⁸
Number of observations	44
Arc length (days)	8

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	14.862562
a – orbit major semiaxis (astronomical units)	1.83900400
e – orbit eccentricity	0.54490100
ω – orbit ascending node-perihelion angle (degrees)	297.611425
Ω – longitude of orbit ascending node (degrees)	4.483448
i – orbit inclination to the ecliptic plane (degrees)	36.341874

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	232.913402	1.83635248	0.55123485	296.174499	6.445610	35.964752	0.82409100	2.488483
01/21/1858	111.552709	1.83613312	0.55035332	296.393916	6.159968	36.016877	0.82561117	2.488037
01/29/1887	349.658849	1.83691161	0.54911972	296.574139	5.866465	36.072433	0.82822723	2.489620
02/07/1916	223.687179	1.83762797	0.54824562	296.828533	5.578094	36.134464	0.83015649	2.491076
02/14/1945	98.967667	1.83671724	0.54733150	297.037147	5.262278	36.193779	0.83142404	2.489225
02/22/1974	335.694961	1.83668681	0.54617457	297.205796	5.006590	36.244237	0.83353518	2.489163
03/02/2003	212.515115	1.83734283	0.54504310	297.402908	4.703563	36.292199	0.83591181	2.490496
03/09/2032	85.843813	1.83810920	0.54419071	297.590973	4.450648	36.348982	0.83782724	2.492055
03/17/2061	319.079885	1.83746569	0.54331520	297.776374	4.163663	36.404501	0.83914265	2.490746
03/25/2090	193.900662	1.83715250	0.54193321	297.969770	3.876378	36.461176	0.84153855	2.490109
04/03/2119	69.611889	1.83739500	0.54065379	298.179289	3.619560	36.516183	0.84400043	2.490602
04/10/2148	304.613877	1.83780471	0.53974159	298.352500	3.323222	36.577016	0.84586507	2.491436
04/18/2177	176.276106	1.83790293	0.53861659	298.559932	3.069767	36.633605	0.84797793	2.491635

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