Asteroid General Data

2021 TT₁₃

General information

Preliminary designation	2021 TT₁₃
Group	Apollo
Absolute magnitude	29.81
Approximate diameter (m)	3
Approximate mass (kg)	4.47·10⁴
Number of observations	14
Arc length (days)	3

Approaches

Date	Object	r, AU	r, km
10/11/2021 03:21:36 AM	Earth	0.000359	53 753

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	330.606389
a – orbit major semiaxis (astronomical units)	1.90111428
e – orbit eccentricity	0.53371307
ω – orbit ascending node-perihelion angle (degrees)	132.765306
Ω – longitude of orbit ascending node (degrees)	197.661949
i – orbit inclination to the ecliptic plane (degrees)	10.249844

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	76.830877	1.69358853	0.49092334	122.766161	200.201862	10.051384	0.86216640	2.204004
01/21/1858	136.710529	1.69338283	0.49099136	123.187956	199.850130	10.073798	0.86194649	2.203603
01/29/1887	201.087078	1.68739135	0.48945789	123.537253	199.409877	10.153802	0.86148434	2.191918
02/07/1916	286.618553	1.68769977	0.48930667	123.939298	199.063521	10.172306	0.86189702	2.192519
02/14/1945	13.994093	1.68589903	0.48919651	124.447075	198.654821	10.206270	0.86116311	2.189011
02/22/1974	106.732072	1.68558531	0.48888836	124.827624	198.335228	10.227830	0.86152227	2.188400
03/02/2003	197.882453	1.68641703	0.48897737	125.337155	197.930633	10.252653	0.86179727	2.190020
03/09/2032	2.325695	1.90135127	0.53282291	132.867432	197.591029	10.259265	0.88826776	2.621767
03/17/2061	28.035235	1.90100522	0.53224857	133.373555	197.195197	10.301429	0.88919790	2.621052
03/25/2090	54.280659	1.90085220	0.53268536	134.072089	196.647761	10.355534	0.88829606	2.620735
04/03/2119	77.485293	1.90628569	0.53439070	134.522905	196.220532	10.246454	0.88758434	2.631980
04/10/2148	86.052709	1.90638050	0.53378023	135.218643	195.716865	10.306427	0.88879228	2.632176
04/18/2177	93.979841	1.90710401	0.53402684	135.753567	195.314841	10.346349	0.88865928	2.633675

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