Catalogue of the Solar System Small Bodies Orbital Evolution
Catalogue of the Solar System Small Bodies Orbital Evolution
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Asteroid General Data
2021 TA
8
General information
Preliminary designation
2021 TA
8
Group
Apollo
Absolute magnitude
21.33
Approximate diameter (m)
140
Approximate mass (kg)
5.47·10
9
Number of observations
65
Arc length (days)
5469
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
290.727552
a
– orbit major semiaxis (astronomical units)
1.30743800
e
– orbit eccentricity
0.34342800
ω
– orbit ascending node-perihelion angle (degrees)
114.902989
Ω
– longitude of orbit ascending node (degrees)
42.229944
i
– orbit inclination to the ecliptic plane (degrees)
21.269792
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
0.952180
1.31371283
0.34606174
114.059156
43.434962
21.213477
0.85908708
1.505744
01/21/1858
103.560589
1.31253920
0.34568755
114.305814
43.246183
21.218316
0.85881074
1.503727
01/29/1887
215.401363
1.31094350
0.34509047
114.274828
43.042005
21.229410
0.85854939
1.500986
02/07/1916
349.889237
1.30843258
0.34424850
114.212313
42.818676
21.251792
0.85800662
1.496675
02/14/1945
135.019510
1.30715796
0.34384805
114.385925
42.639524
21.251457
0.85769425
1.494489
02/22/1974
288.221126
1.30660457
0.34364037
114.570081
42.490002
21.259068
0.85760249
1.493540
03/02/2003
83.499733
1.30665149
0.34327433
114.726328
42.351401
21.266280
0.85811157
1.493620
03/09/2032
234.679612
1.30823928
0.34363969
114.974904
42.203086
21.265246
0.85867634
1.496344
03/17/2061
343.247022
1.31391883
0.34512321
115.552960
42.018561
21.243300
0.86045494
1.506099
03/25/2090
77.877782
1.31426707
0.34505015
115.742507
41.881428
21.249749
0.86077902
1.506697
04/03/2119
172.281351
1.31394553
0.34486190
115.944036
41.722542
21.259714
0.86081578
1.506145
04/10/2148
272.104807
1.31291671
0.34445101
116.166571
41.552453
21.262151
0.86068122
1.504376
04/18/2177
24.284247
1.30983696
0.34353714
116.040632
41.326608
21.286618
0.85985932
1.499086
Detailed table...
Graphs...
3D animation...
Calculation on the date...
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This project was supported by the Federal Agency of Education (project codes RNP 2.1.1.1689, RNP 2.1.1.745).
Samara State Technical University
Applied Mathematics and Information Science Department