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 UY
General information
Preliminary designation
2021 UY
Group
Apollo
Absolute magnitude
27.76
Approximate diameter (m)
8
Approximate mass (kg)
7.58·10
5
Number of observations
32
Arc length (days)
3
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
252.085492
a
– orbit major semiaxis (astronomical units)
1.44420100
e
– orbit eccentricity
0.32485800
ω
– orbit ascending node-perihelion angle (degrees)
351.846373
Ω
– longitude of orbit ascending node (degrees)
11.916710
i
– orbit inclination to the ecliptic plane (degrees)
1.065167
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
180.733409
1.45694200
0.33064258
339.288590
28.861853
1.095553
0.97521494
1.758588
01/21/1858
27.043278
1.43868937
0.32355497
342.496690
24.044346
1.053924
0.97319427
1.725644
01/29/1887
316.767896
1.44020237
0.32411621
344.206272
22.077141
1.091321
0.97340944
1.728367
02/07/1916
246.264283
1.43973487
0.32375575
344.539489
21.174038
1.111561
0.97361243
1.727525
02/14/1945
173.920663
1.43992331
0.32372647
344.735002
20.747053
1.118709
0.97378203
1.727864
02/22/1974
103.529784
1.44054415
0.32351999
346.375706
18.533684
1.167487
0.97449933
1.728982
03/02/2003
62.004908
1.43253166
0.32027630
348.488736
15.019854
1.117236
0.97372571
1.714577
03/09/2032
4.944531
1.44367915
0.32449455
351.939281
11.877656
1.064030
0.97521314
1.734629
03/17/2061
270.661695
1.44032148
0.32353670
353.262335
10.875175
1.069788
0.97432463
1.728581
03/25/2090
193.890843
1.44051339
0.32377733
353.146075
10.773882
1.070600
0.97410780
1.728927
04/03/2119
96.145978
1.44400016
0.32540398
354.266515
10.050507
1.051232
0.97411677
1.735208
04/10/2148
7.663402
1.44313614
0.32503101
358.564827
5.931456
1.153136
0.97407215
1.733651
04/18/2177
272.566262
1.44564314
0.32588329
359.156143
5.541768
1.141958
0.97453219
1.738170
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