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 XK
General information
Preliminary designation
2021 XK
Group
Apollo
Absolute magnitude
24.02
Approximate diameter (m)
42
Approximate mass (kg)
1.33·10
8
Number of observations
43
Arc length (days)
185
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
1.847212
a
– orbit major semiaxis (astronomical units)
1.04956700
e
– orbit eccentricity
0.03385400
ω
– orbit ascending node-perihelion angle (degrees)
77.105690
Ω
– longitude of orbit ascending node (degrees)
69.531250
i
– orbit inclination to the ecliptic plane (degrees)
32.552425
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
251.008566
1.05104179
0.03432044
76.195706
70.131303
32.625842
1.01496957
1.077533
01/21/1858
225.420235
1.05137938
0.03455761
75.884769
70.043985
32.622849
1.01504622
1.078052
01/29/1887
198.354862
1.05105332
0.03449867
75.484763
69.959243
32.622728
1.01479338
1.077551
02/07/1916
177.231189
1.05059509
0.03412322
75.387308
69.870775
32.624279
1.01474540
1.076846
02/14/1945
161.859437
1.05011941
0.03378657
75.203187
69.782212
32.626585
1.01463948
1.076115
02/22/1974
152.266939
1.04995186
0.03381825
74.870800
69.699441
32.626702
1.01444432
1.075857
03/02/2003
140.038206
1.05036926
0.03403911
74.841292
69.611940
32.623493
1.01461563
1.076499
03/09/2032
123.788213
1.05042283
0.03407256
76.065254
69.524565
32.622069
1.01463223
1.076581
03/17/2061
106.414344
1.05055723
0.03366078
77.348929
69.433896
32.620410
1.01519465
1.076788
03/25/2090
90.930362
1.05031867
0.03313649
77.641496
69.344497
32.621830
1.01551479
1.076421
04/03/2119
82.264270
1.04993717
0.03306466
77.159261
69.257111
32.622749
1.01522135
1.075835
04/10/2148
71.315188
1.05023996
0.03327756
76.958755
69.169904
32.619414
1.01529054
1.076300
04/18/2177
56.832387
1.05013434
0.03319099
78.349157
69.076382
32.617368
1.01527935
1.076138
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