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 DP
General information
Preliminary designation
2021 DP
Group
Apollo
Absolute magnitude
26.55
Approximate diameter (m)
13
Approximate mass (kg)
4.04·10
6
Number of observations
87
Arc length (days)
7
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
349.119479
a
– orbit major semiaxis (astronomical units)
1.94832700
e
– orbit eccentricity
0.50487700
ω
– orbit ascending node-perihelion angle (degrees)
151.858762
Ω
– longitude of orbit ascending node (degrees)
332.631029
i
– orbit inclination to the ecliptic plane (degrees)
4.156670
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
354.027199
1.93677016
0.50203942
147.227324
335.663216
3.949851
0.96443520
2.695366
01/21/1858
262.921440
1.94090658
0.50387502
148.022094
335.225426
3.959849
0.96293224
2.704005
01/29/1887
165.351985
1.94132820
0.50300928
148.430598
334.950409
3.960624
0.96482209
2.704887
02/07/1916
70.048842
1.93977266
0.50278820
149.219702
334.378691
3.988931
0.96447785
2.701636
02/14/1945
328.881017
1.94524103
0.50355029
149.725014
334.077305
3.990010
0.96571434
2.713068
02/22/1974
228.787009
1.94278215
0.50253472
150.406815
333.512566
4.036905
0.96646667
2.707926
03/02/2003
132.461496
1.93968195
0.50226600
150.912533
333.043452
4.067104
0.96544565
2.701447
03/09/2032
30.199338
1.94832693
0.50482988
151.854778
332.595819
4.156257
0.96475327
2.719527
03/17/2061
269.686756
1.94849732
0.50442831
152.448645
332.251203
4.161341
0.96562011
2.719884
03/25/2090
153.393018
1.94347448
0.50361388
153.234289
331.587120
4.212995
0.96471376
2.709373
04/03/2119
49.232873
1.94223432
0.50266335
153.881071
331.145154
4.224470
0.96594432
2.706781
04/10/2148
308.055619
1.94230454
0.50248052
154.405188
330.881083
4.229559
0.96633434
2.706927
04/18/2177
212.438165
1.93907358
0.50219277
155.012429
330.377035
4.267250
0.96528485
2.700176
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