Asteroid General Data

2021 TM₂

General information

Preliminary designation	2021 TM₂
Group	Aten
Absolute magnitude	23.90
Approximate diameter (m)	44
Approximate mass (kg)	1.57·10⁸
Number of observations	22
Arc length (days)	8

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	139.927285
a – orbit major semiaxis (astronomical units)	0.87993700
e – orbit eccentricity	0.31208500
ω – orbit ascending node-perihelion angle (degrees)	205.107071
Ω – longitude of orbit ascending node (degrees)	8.055354
i – orbit inclination to the ecliptic plane (degrees)	11.299899

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	316.572298	0.88007052	0.31289258	203.963884	9.966047	11.237507	0.60470298	0.825614
01/21/1858	16.362352	0.87999647	0.31285792	204.103622	9.670823	11.244862	0.60468260	0.825509
01/29/1887	74.690750	0.87996173	0.31266790	204.257124	9.383972	11.259293	0.60482594	0.825460
02/07/1916	132.284532	0.87984861	0.31253591	204.422987	9.121675	11.259611	0.60486432	0.825301
02/14/1945	190.735494	0.87961497	0.31240903	204.556185	8.852350	11.272773	0.60481531	0.824973
02/22/1974	249.023406	0.87953688	0.31208589	204.819077	8.568237	11.291535	0.60504583	0.824863
03/02/2003	308.894437	0.88001289	0.31203978	205.010139	8.292989	11.294925	0.60541386	0.825532
03/09/2032	7.970645	0.87988087	0.31211703	205.148307	8.009246	11.296358	0.60525507	0.825347
03/17/2061	67.397483	0.87999613	0.31196753	205.306648	7.717574	11.309724	0.60546591	0.825509
03/25/2090	127.693598	0.88010870	0.31178851	205.505322	7.425667	11.321322	0.60570092	0.825667
04/03/2119	185.984785	0.87984318	0.31178956	205.625129	7.139241	11.327703	0.60551726	0.825294
04/10/2148	243.329595	0.87982399	0.31152240	205.786472	6.893943	11.336241	0.60573911	0.825267
04/18/2177	300.896290	0.87971974	0.31144727	205.997147	6.623865	11.345481	0.60573343	0.825120

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