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 EY
General information
Preliminary designation
2021 EY
Group
Apollo
Absolute magnitude
27.30
Approximate diameter (m)
9
Approximate mass (kg)
1.43·10
6
Number of observations
95
Arc length (days)
4
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
308.659455
a
– orbit major semiaxis (astronomical units)
2.00848700
e
– orbit eccentricity
0.50461500
ω
– orbit ascending node-perihelion angle (degrees)
346.493521
Ω
– longitude of orbit ascending node (degrees)
165.429768
i
– orbit inclination to the ecliptic plane (degrees)
3.102142
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
135.323595
2.01364117
0.50683312
340.985492
168.755641
2.791835
0.99306114
2.857418
01/21/1858
191.141800
2.00943469
0.50679405
342.557287
167.882969
2.902964
0.99106515
2.848469
01/29/1887
259.930615
2.00983785
0.50737495
342.784935
167.624607
2.914000
0.99009647
2.849326
02/07/1916
326.615247
2.00786705
0.50378348
343.867291
167.042390
2.963396
0.99633680
2.845136
02/14/1945
42.436517
2.00363976
0.50620163
344.334405
166.690172
2.987429
0.98939404
2.836156
02/22/1974
130.538962
2.00047660
0.50229706
345.158334
165.968816
3.060294
0.99564308
2.829442
03/02/2003
226.806705
1.99721957
0.50410853
345.856095
165.659861
3.093852
0.99040414
2.822535
03/09/2032
316.053941
2.00847512
0.50430071
346.487506
165.411274
3.101856
0.99559970
2.846429
03/17/2061
24.615628
2.00896903
0.50577048
347.428160
165.039568
3.136834
0.99289181
2.847479
03/25/2090
94.833073
2.00845250
0.50588044
347.615311
164.822005
3.146890
0.99241566
2.846381
04/03/2119
153.998947
2.01656483
0.50528201
348.660576
164.484397
3.166551
0.99763089
2.863643
04/10/2148
204.252122
2.01482099
0.50803956
349.046374
164.238272
3.188922
0.99121223
2.859929
04/18/2177
256.180765
2.01815146
0.50539045
349.257723
164.016616
3.198231
0.99819699
2.867023
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