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 YR
General information
Preliminary designation
2021 YR
Group
Apollo
Absolute magnitude
25.84
Approximate diameter (m)
18
Approximate mass (kg)
1.08·10
7
Number of observations
106
Arc length (days)
38
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
213.157396
a
– orbit major semiaxis (astronomical units)
2.01499300
e
– orbit eccentricity
0.59975600
ω
– orbit ascending node-perihelion angle (degrees)
299.973399
Ω
– longitude of orbit ascending node (degrees)
97.122500
i
– orbit inclination to the ecliptic plane (degrees)
4.020893
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
91.622512
2.02491824
0.60460110
295.102386
100.932026
3.896314
0.80065045
2.881455
01/21/1858
115.359736
2.02639359
0.60279264
295.483330
100.573100
3.903686
0.80489845
2.884605
01/29/1887
132.128461
2.03024169
0.60072943
296.347642
99.963205
3.914371
0.81061576
2.892825
02/07/1916
145.841760
2.02895195
0.60297374
297.488674
99.163561
3.937290
0.80554720
2.890069
02/14/1945
164.961817
2.02671416
0.60452296
297.966197
98.728565
3.948907
0.80151892
2.885289
02/22/1974
182.311483
2.02942341
0.60204901
298.504447
98.282000
3.957110
0.80761106
2.891077
03/02/2003
192.543726
2.03087016
0.60077280
299.355650
97.727034
3.974778
0.81077860
2.894169
03/09/2032
215.955103
2.01465814
0.60108891
300.204096
96.943159
4.027051
0.80366948
2.859583
03/17/2061
268.711120
2.01537133
0.60085107
300.653523
96.515672
4.027892
0.80443331
2.861101
03/25/2090
313.695663
2.01772292
0.59912899
301.668603
95.838610
4.050120
0.80884663
2.866110
04/03/2119
1.528800
2.01552374
0.60122755
302.414013
95.260510
4.062360
0.80373534
2.861426
04/10/2148
52.253399
2.01560337
0.60127646
302.661211
94.948977
4.069368
0.80366851
2.861595
04/18/2177
95.582815
2.01987587
0.59949041
303.702535
94.271458
4.088056
0.80897966
2.870699
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