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 DA
2
General information
Preliminary designation
2021 DA
2
Group
Aten
Absolute magnitude
29.16
Approximate diameter (m)
4
Approximate mass (kg)
1.10·10
5
Number of observations
67
Arc length (days)
8
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
186.587173
a
– orbit major semiaxis (astronomical units)
0.89829800
e
– orbit eccentricity
0.21003200
ω
– orbit ascending node-perihelion angle (degrees)
230.920386
Ω
– longitude of orbit ascending node (degrees)
152.844430
i
– orbit inclination to the ecliptic plane (degrees)
8.577898
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
308.921864
0.92069299
0.20039523
235.754739
155.939226
8.386738
0.73619051
0.883431
01/21/1858
250.541426
0.92194660
0.20108384
236.238558
155.499046
8.384484
0.73655804
0.885236
01/29/1887
162.062908
0.92358202
0.20210237
236.760745
155.003859
8.379841
0.73692391
0.887593
02/07/1916
81.564901
0.92208791
0.20279417
236.779694
154.550284
8.380259
0.73509386
0.885440
02/14/1945
346.741402
0.92206591
0.20231971
237.277924
154.102225
8.377141
0.73551380
0.885408
02/22/1974
216.182134
0.92681731
0.20135054
239.274280
153.582324
8.383455
0.74020214
0.892261
03/02/2003
44.802675
0.92715884
0.20170336
239.488976
153.236319
8.384718
0.74014779
0.892754
03/09/2032
96.403473
0.90040363
0.21176423
230.744047
152.578301
8.557894
0.70973035
0.854391
03/17/2061
127.283179
0.89659418
0.20929338
231.256232
152.341516
8.611513
0.70894296
0.848974
03/25/2090
177.104420
0.89797019
0.20944247
231.588624
151.894153
8.604807
0.70989710
0.850929
04/03/2119
210.271170
0.89949773
0.21030594
231.871581
151.451414
8.594415
0.71032801
0.853102
04/10/2148
220.527042
0.89992887
0.20999551
232.342048
151.072045
8.597423
0.71094785
0.853715
04/18/2177
303.716683
0.89368659
0.21156372
232.525219
150.605642
8.400180
0.70461493
0.844848
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