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 UM
General information
Preliminary designation
2021 UM
Group
Amor
Absolute magnitude
24.33
Approximate diameter (m)
36
Approximate mass (kg)
8.67·10
7
Number of observations
26
Arc length (days)
11
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
27.246240
a
– orbit major semiaxis (astronomical units)
2.61947500
e
– orbit eccentricity
0.60976900
ω
– orbit ascending node-perihelion angle (degrees)
206.825307
Ω
– longitude of orbit ascending node (degrees)
211.380296
i
– orbit inclination to the ecliptic plane (degrees)
18.037386
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
159.022351
2.61423838
0.60812832
200.027017
216.008365
19.588262
1.02444600
4.226865
01/21/1858
103.884329
2.62086720
0.60321220
200.620118
215.359771
19.326120
1.03992812
4.242952
01/29/1887
56.911914
2.60554959
0.61241836
201.480765
214.942397
19.304367
1.00986318
4.205810
02/07/1916
1.873142
2.62111831
0.60563356
202.533228
214.134756
18.927681
1.03368109
4.243562
02/14/1945
312.501189
2.60585094
0.61459293
203.271236
213.758819
18.915446
1.00431338
4.206539
02/22/1974
257.998392
2.61970071
0.60761970
204.584866
212.821830
18.498337
1.02791896
4.240120
03/02/2003
208.183544
2.60533059
0.61637078
205.196463
212.478789
18.497146
0.99948094
4.205280
03/09/2032
155.946594
2.61872465
0.60960140
206.761353
211.374608
18.035688
1.02234644
4.237750
03/17/2061
105.691955
2.60552073
0.61789616
207.200892
211.072878
18.048288
0.99557948
4.205740
03/25/2090
56.386598
2.61710211
0.61209308
209.046641
209.773123
17.547245
1.01519200
4.233812
04/03/2119
5.864427
2.60665459
0.61894355
209.334184
209.506078
17.557155
0.99328255
4.208486
04/10/2148
319.512460
2.61571322
0.61507784
211.467687
208.012642
17.030616
1.00684598
4.230443
04/18/2177
267.950845
2.60895661
0.62016064
211.653583
207.755531
17.031570
0.99098442
4.214062
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