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 GU
16
General information
Preliminary designation
2021 GU
16
Group
Amor
Absolute magnitude
18.66
Approximate diameter (m)
490
Approximate mass (kg)
2.19·10
11
Number of observations
59
Arc length (days)
9293
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
155.349359
a
– orbit major semiaxis (astronomical units)
2.55905900
e
– orbit eccentricity
0.50824500
ω
– orbit ascending node-perihelion angle (degrees)
73.082034
Ω
– longitude of orbit ascending node (degrees)
8.415021
i
– orbit inclination to the ecliptic plane (degrees)
26.289832
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
348.476515
2.55144302
0.49676844
70.555725
12.228766
26.524335
1.28396665
4.075486
01/21/1858
29.768742
2.55367964
0.49599187
70.281844
11.996712
26.510546
1.28707530
4.080846
01/29/1887
72.727248
2.55145771
0.50007994
70.421333
11.693564
26.464428
1.27552489
4.075521
02/07/1916
123.616662
2.54408749
0.50642541
71.809846
10.495400
26.288502
1.25569695
4.057875
02/14/1945
176.233717
2.54599387
0.50407045
73.075398
9.409783
26.190706
1.26263359
4.062437
02/22/1974
221.626429
2.55247066
0.49936695
73.307752
8.856736
26.155114
1.27785117
4.077949
03/02/2003
262.109911
2.55444279
0.49985893
73.123633
8.632713
26.137775
1.27758175
4.082676
03/09/2032
306.774048
2.54670248
0.50698095
73.595434
8.010043
26.051228
1.25557285
4.064133
03/17/2061
359.422380
2.54295141
0.51034831
74.968122
6.891920
25.932624
1.24516047
4.055157
03/25/2090
51.042605
2.54766430
0.50604079
76.007946
5.882215
25.867116
1.25844224
4.066436
04/03/2119
94.562711
2.55487157
0.50174211
76.073015
5.405710
25.844594
1.27298491
4.083704
04/10/2148
135.031480
2.55309005
0.50414540
75.949902
5.164383
25.816444
1.26596145
4.079433
04/18/2177
181.778985
2.54507216
0.51100019
76.666704
4.398775
25.733960
1.24453979
4.060231
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