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
2008 ER
General information
Preliminary designation
2008 ER
Group
Apollo
Absolute magnitude
21.32
Approximate diameter (m)
140
Approximate mass (kg)
5.54·10
9
Number of observations
61
Arc length (days)
5827
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
103.575566
a
– orbit major semiaxis (astronomical units)
1.21547500
e
– orbit eccentricity
0.25696400
ω
– orbit ascending node-perihelion angle (degrees)
167.207954
Ω
– longitude of orbit ascending node (degrees)
144.573994
i
– orbit inclination to the ecliptic plane (degrees)
9.409519
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
326.430542
1.21545745
0.25673650
165.780374
146.086065
9.399758
0.90340517
1.340017
01/21/1858
209.826536
1.21429316
0.25634914
165.942339
145.798617
9.409351
0.90301015
1.338092
01/29/1887
88.212926
1.21559695
0.25686982
166.233162
145.612079
9.401305
0.90334677
1.340248
02/07/1916
326.115703
1.21463640
0.25645892
166.479307
145.449978
9.408987
0.90313206
1.338659
02/14/1945
209.746836
1.21538618
0.25683705
166.652706
145.138509
9.404686
0.90322998
1.339899
02/22/1974
85.786909
1.21537167
0.25692374
166.811463
145.033686
9.408677
0.90311384
1.339875
03/02/2003
329.093220
1.21431952
0.25653590
166.973788
144.748269
9.418082
0.90280297
1.338135
03/09/2032
208.017888
1.21552195
0.25695491
167.245973
144.554520
9.410308
0.90318761
1.340123
03/17/2061
85.971018
1.21466261
0.25668292
167.479753
144.397353
9.417531
0.90287947
1.338703
03/25/2090
331.014374
1.21522169
0.25685505
167.631613
144.081985
9.411158
0.90308586
1.339627
04/03/2119
207.017290
1.21543518
0.25696291
167.838532
143.968825
9.417428
0.90311342
1.339980
04/10/2148
89.691440
1.21423462
0.25649177
168.036660
143.700197
9.429265
0.90279343
1.337995
04/18/2177
330.333893
1.21549814
0.25695458
168.259668
143.499293
9.417532
0.90317032
1.340084
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