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 LN
General information
Preliminary designation
2021 LN
Group
Apollo
Absolute magnitude
23.86
Approximate diameter (m)
45
Approximate mass (kg)
1.66·10
8
Number of observations
44
Arc length (days)
11
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
289.610571
a
– orbit major semiaxis (astronomical units)
1.98726200
e
– orbit eccentricity
0.49581300
ω
– orbit ascending node-perihelion angle (degrees)
353.693660
Ω
– longitude of orbit ascending node (degrees)
245.775221
i
– orbit inclination to the ecliptic plane (degrees)
14.969048
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
250.890911
1.99783070
0.49748076
350.843161
247.450697
14.712372
1.00394837
2.823831
01/21/1858
356.273776
1.99435414
0.49968718
351.235172
247.165578
14.785423
0.99780094
2.816463
01/29/1887
102.308849
1.99569319
0.49685729
351.794800
246.946517
14.785165
1.00411848
2.819300
02/07/1916
213.514627
1.99215194
0.49862024
352.134536
246.677824
14.849741
0.99882465
2.811799
02/14/1945
323.770041
1.99376113
0.49669888
352.732051
246.463307
14.859261
1.00346220
2.815207
02/22/1974
74.210007
1.99333158
0.49823589
353.028732
246.225956
14.893870
1.00018225
2.814297
03/02/2003
186.650285
1.99216136
0.49696368
353.677459
245.979985
14.932329
1.00212952
2.811819
03/09/2032
308.528569
1.98690961
0.49596737
353.771419
245.747396
14.973124
1.00146727
2.800708
03/17/2061
90.649826
1.98018876
0.49513660
354.262162
245.475611
15.048156
0.99972482
2.786509
03/25/2090
236.423375
1.98671650
0.49437059
354.276809
245.256644
14.997400
1.00454230
2.800299
04/03/2119
0.825036
1.99007416
0.49816064
354.719274
244.983961
15.036100
0.99869755
2.807401
04/10/2148
117.687536
1.99186167
0.49543792
355.208787
244.780446
15.019618
1.00501787
2.811185
04/18/2177
234.603334
1.99141052
0.49799024
355.551974
244.531687
15.067134
0.99970752
2.810230
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