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 TN
8
General information
Preliminary designation
2021 TN
8
Group
Apollo
Absolute magnitude
26.69
Approximate diameter (m)
12
Approximate mass (kg)
3.33·10
6
Number of observations
14
Arc length (days)
1
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
299.358121
a
– orbit major semiaxis (astronomical units)
1.15723300
e
– orbit eccentricity
0.12368900
ω
– orbit ascending node-perihelion angle (degrees)
320.455798
Ω
– longitude of orbit ascending node (degrees)
17.047023
i
– orbit inclination to the ecliptic plane (degrees)
25.904792
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
86.904655
1.15715769
0.12435120
319.206634
17.780240
25.908083
1.01326374
1.244771
01/21/1858
197.969352
1.15715412
0.12427590
319.425635
17.667670
25.907774
1.01334776
1.244765
01/29/1887
313.957899
1.15692307
0.12401842
319.532845
17.565239
25.908879
1.01344330
1.244392
02/07/1916
65.785643
1.15713016
0.12409653
319.811496
17.449021
25.908040
1.01353432
1.244726
02/14/1945
180.890735
1.15703147
0.12380887
319.884574
17.350113
25.907487
1.01378071
1.244567
02/22/1974
292.622168
1.15699948
0.12375289
320.137244
17.236207
25.906558
1.01381746
1.244516
03/02/2003
49.206024
1.15685201
0.12355705
320.167662
17.137715
25.906554
1.01391478
1.244278
03/09/2032
162.574277
1.15680720
0.12330431
320.484930
17.021089
25.905948
1.01416789
1.244205
03/17/2061
279.983185
1.15683090
0.12323386
320.536882
16.928644
25.906120
1.01427016
1.244244
03/25/2090
34.879171
1.15661612
0.12297435
320.818073
16.810939
25.907562
1.01438201
1.243897
04/03/2119
153.916452
1.15681753
0.12301272
320.851883
16.716274
25.906179
1.01451426
1.244222
04/10/2148
268.631767
1.15682698
0.12287504
321.219288
16.597890
25.907188
1.01468181
1.244237
04/18/2177
25.487739
1.15703738
0.12297975
321.262538
16.503692
25.905954
1.01474521
1.244577
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