Asteroid General Data

2021 TH₁₅

General information

Preliminary designation	2021 TH₁₅
Group	Apollo
Absolute magnitude	28.79
Approximate diameter (m)	5
Approximate mass (kg)	1.83·10⁵
Number of observations	15
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	266.114832
a – orbit major semiaxis (astronomical units)	2.02777600
e – orbit eccentricity	0.56358800
ω – orbit ascending node-perihelion angle (degrees)	132.973712
Ω – longitude of orbit ascending node (degrees)	198.140631
i – orbit inclination to the ecliptic plane (degrees)	4.884822

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	358.904968	1.97890268	0.55362373	125.795573	203.010271	4.496827	0.88333520	2.783795
01/21/1858	150.906432	1.97876784	0.55273805	126.453149	202.449430	4.520445	0.88502757	2.783511
01/29/1887	290.221571	1.98221611	0.55405732	127.588727	201.546620	4.616322	0.88395477	2.790790
02/07/1916	73.955117	1.98149684	0.55379407	128.563069	200.823892	4.651785	0.88415563	2.789271
02/14/1945	215.778830	1.98476980	0.55377825	129.325042	200.166653	4.679298	0.88564745	2.796185
02/22/1974	354.397106	1.98295444	0.55501255	130.344924	199.342135	4.716527	0.88238983	2.792349
03/02/2003	134.810917	1.98477447	0.55349174	131.027036	198.803596	4.741068	0.88621819	2.796194
03/09/2032	228.519709	2.02824432	0.56284125	132.995996	198.095012	4.887435	0.88666474	2.888557
03/17/2061	239.317088	2.03205440	0.56204405	133.535047	197.672648	4.907154	0.88995031	2.896701
03/25/2090	212.845453	2.05630793	0.56311724	135.289229	196.802688	4.983991	0.89836548	2.948715
04/03/2119	152.074376	2.05724041	0.56214287	136.417198	196.062303	5.038192	0.90077738	2.950721
04/10/2148	90.300113	2.05591802	0.56150460	138.040299	194.933916	5.122953	0.90151059	2.947877
04/18/2177	33.395677	2.05509729	0.56255473	139.172348	194.165505	5.181300	0.89899259	2.946112

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