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 UJ
4
General information
Preliminary designation
2021 UJ
4
Group
Apollo
Absolute magnitude
24.97
Approximate diameter (m)
27
Approximate mass (kg)
3.58·10
7
Number of observations
14
Arc length (days)
2
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
316.450393
a
– orbit major semiaxis (astronomical units)
1.34528100
e
– orbit eccentricity
0.26203000
ω
– orbit ascending node-perihelion angle (degrees)
229.931717
Ω
– longitude of orbit ascending node (degrees)
213.534620
i
– orbit inclination to the ecliptic plane (degrees)
24.656041
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
144.827364
1.34540192
0.26031426
228.646861
214.427686
24.699939
0.99517462
1.560554
01/21/1858
358.495531
1.34543836
0.26069992
228.851389
214.285853
24.691205
0.99468269
1.560617
01/29/1887
212.715240
1.34535191
0.26091198
229.013769
214.164041
24.688234
0.99433348
1.560467
02/07/1916
66.043371
1.34570703
0.26111113
229.184358
214.028594
24.680502
0.99432794
1.561084
02/14/1945
280.636546
1.34528422
0.26124095
229.385824
213.900732
24.674689
0.99384089
1.560349
02/22/1974
134.826563
1.34558738
0.26175943
229.580652
213.768458
24.666226
0.99336719
1.560876
03/02/2003
348.768006
1.34558706
0.26190315
229.754170
213.641692
24.660613
0.99317357
1.560876
03/09/2032
202.847471
1.34541738
0.26211726
229.947565
213.516089
24.653373
0.99276026
1.560580
03/17/2061
57.758251
1.34552128
0.26252082
230.105259
213.380829
24.649467
0.99229392
1.560761
03/25/2090
271.164578
1.34525704
0.26270060
230.304962
213.255619
24.644936
0.99185722
1.560301
04/03/2119
125.481304
1.34559478
0.26287775
230.441604
213.124801
24.640102
0.99186785
1.560889
04/10/2148
339.879245
1.34546446
0.26312753
230.619164
212.997101
24.633827
0.99143571
1.560662
04/18/2177
194.225130
1.34545152
0.26339186
230.823926
212.857595
24.626754
0.99107054
1.560640
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