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
2011 ET
4
General information
Preliminary designation
2011 ET
4
Group
Amor
Absolute magnitude
20.84
Approximate diameter (m)
180
Approximate mass (kg)
1.08·10
10
Number of observations
117
Arc length (days)
2750
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
130.443708
a
– orbit major semiaxis (astronomical units)
1.63196400
e
– orbit eccentricity
0.30147800
ω
– orbit ascending node-perihelion angle (degrees)
149.541125
Ω
– longitude of orbit ascending node (degrees)
347.609181
i
– orbit inclination to the ecliptic plane (degrees)
31.762162
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
245.291423
1.63192786
0.30482735
147.948497
348.510244
31.682286
1.13447162
2.084741
01/21/1858
216.181654
1.63187827
0.30436455
148.208459
348.371341
31.698995
1.13519238
2.084646
01/29/1887
187.307287
1.63189936
0.30387477
148.403993
348.245319
31.707907
1.13600631
2.084686
02/07/1916
158.692995
1.63175574
0.30350064
148.668541
348.104666
31.726526
1.13651683
2.084411
02/14/1945
129.839373
1.63194485
0.30293315
148.892084
347.978703
31.732505
1.13757465
2.084773
02/22/1974
100.863203
1.63184580
0.30261476
149.087736
347.844219
31.745127
1.13802518
2.084583
03/02/2003
71.924461
1.63188480
0.30202194
149.343797
347.713715
31.755678
1.13901978
2.084658
03/09/2032
43.296236
1.63192845
0.30141498
149.537294
347.592987
31.760567
1.14004077
2.084742
03/17/2061
14.454358
1.63194691
0.30093123
149.809087
347.453397
31.775443
1.14084312
2.084777
03/25/2090
345.360715
1.63205480
0.30048197
150.034441
347.333630
31.784345
1.14165177
2.084984
04/03/2119
316.436132
1.63196955
0.29993811
150.276470
347.195947
31.797340
1.14247968
2.084821
04/10/2148
287.764927
1.63193388
0.29943763
150.520179
347.076702
31.806726
1.14327147
2.084752
04/18/2177
258.934531
1.63220254
0.29891936
150.763015
346.942299
31.820139
1.14430561
2.085267
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