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 DK
2
General information
Preliminary designation
2021 DK
2
Group
Apollo
Absolute magnitude
22.93
Approximate diameter (m)
69
Approximate mass (kg)
6.00·10
8
Number of observations
18
Arc length (days)
11
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
317.702727
a
– orbit major semiaxis (astronomical units)
2.03647500
e
– orbit eccentricity
0.72969100
ω
– orbit ascending node-perihelion angle (degrees)
21.335070
Ω
– longitude of orbit ascending node (degrees)
29.617980
i
– orbit inclination to the ecliptic plane (degrees)
4.470179
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
352.166614
2.03503493
0.73126877
17.054770
33.074177
4.881040
0.54687744
2.903076
01/21/1858
350.693820
2.03426759
0.73155809
17.325482
32.780117
4.854906
0.54608268
2.901434
01/29/1887
348.984423
2.03596174
0.72959344
17.763753
32.342441
4.806489
0.55053741
2.905059
02/07/1916
335.112100
2.04085572
0.72552136
18.921297
31.504231
4.681758
0.56017131
2.915540
02/14/1945
319.394719
2.03929756
0.72556556
19.863755
30.852791
4.590122
0.55965349
2.912202
02/22/1974
313.008236
2.03420746
0.72982088
20.716871
30.243300
4.534227
0.54960039
2.901306
03/02/2003
312.939482
2.03490080
0.73092517
21.025096
29.934883
4.507923
0.54754059
2.902789
03/09/2032
309.791807
2.03841162
0.72818307
21.540756
29.429981
4.442651
0.55407479
2.910305
03/17/2061
296.402674
2.04184889
0.72554764
22.503677
28.646099
4.352634
0.56039025
2.917669
03/25/2090
277.937229
2.03924922
0.72547817
23.972970
27.650651
4.223805
0.55981844
2.912099
04/03/2119
270.845776
2.03481374
0.72872081
24.346550
27.463036
4.149490
0.55200261
2.902603
04/10/2148
271.176263
2.03368317
0.73123814
24.675806
27.141554
4.122007
0.54657647
2.900184
04/18/2177
269.729759
2.03647313
0.72888730
25.169108
26.632527
4.071808
0.55211374
2.906154
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