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 EM
3
General information
Preliminary designation
2021 EM
3
Group
Amor
Absolute magnitude
26.48
Approximate diameter (m)
13
Approximate mass (kg)
4.45·10
6
Number of observations
45
Arc length (days)
64
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
45.973002
a
– orbit major semiaxis (astronomical units)
1.17056400
e
– orbit eccentricity
0.12494000
ω
– orbit ascending node-perihelion angle (degrees)
68.582844
Ω
– longitude of orbit ascending node (degrees)
109.837208
i
– orbit inclination to the ecliptic plane (degrees)
2.044383
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
141.104018
1.17805818
0.13045336
56.913151
117.710268
2.098009
1.02437653
1.278647
01/21/1858
21.149004
1.17873893
0.13100432
58.134135
116.978193
2.094109
1.02431903
1.279756
01/29/1887
264.853216
1.17750211
0.12994884
59.097006
116.300206
2.090921
1.02448708
1.277742
02/07/1916
171.241962
1.17717970
0.12982453
61.433998
114.811206
2.077973
1.02435290
1.277217
02/14/1945
76.553764
1.17536878
0.12868459
63.729678
113.200494
2.062872
1.02411692
1.274271
02/22/1974
343.795582
1.17621020
0.12944104
64.389771
112.880827
2.060830
1.02396033
1.275640
03/02/2003
283.269477
1.17197723
0.12600402
66.416850
111.357094
2.054271
1.02430339
1.268760
03/09/2032
240.296187
1.17053146
0.12498283
68.636826
109.811574
2.044816
1.02423513
1.266413
03/17/2061
225.238223
1.16845156
0.12338751
69.583382
109.135675
2.043727
1.02427924
1.263039
03/25/2090
232.189599
1.16683328
0.12213258
70.458866
108.468207
2.042816
1.02432492
1.260416
04/03/2119
239.414131
1.16721994
0.12243432
71.012381
108.097719
2.043104
1.02431217
1.261042
04/10/2148
241.200639
1.16769780
0.12281993
71.588905
107.742290
2.043927
1.02428124
1.261817
04/18/2177
255.810273
1.16626351
0.12173662
72.852106
106.864679
2.042300
1.02428653
1.259493
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