Catalogue of the Solar System Small Bodies Orbital Evolution
Catalogue of the Solar System Small Bodies Orbital Evolution
Русский
English
Site
Asteroids catalogue
Comets catalogue
Information
Asteroid search
Summary information
Asteroids selection
Closest approaches
Approaches archive
Diagram 2D
Histogram
Impact probability
Potential hazardous
Asteroid information
General data
Initial data
Approaches
Asteroid orbit evolution
Tables
Graphs
3D animation
Calculation
Asteroid General Data
2021 GR
4
General information
Preliminary designation
2021 GR
4
Group
Apollo
Absolute magnitude
25.06
Approximate diameter (m)
26
Approximate mass (kg)
3.16·10
7
Number of observations
27
Arc length (days)
2
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
347.075318
a
– orbit major semiaxis (astronomical units)
1.42261700
e
– orbit eccentricity
0.40888600
ω
– orbit ascending node-perihelion angle (degrees)
241.436016
Ω
– longitude of orbit ascending node (degrees)
25.278410
i
– orbit inclination to the ecliptic plane (degrees)
19.182720
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
305.582481
1.42538102
0.40941161
239.798005
26.721728
19.222635
0.84181348
1.701755
01/21/1858
331.185408
1.42312742
0.40884946
240.112828
26.519256
19.224735
0.84128254
1.697721
01/29/1887
4.658702
1.42303308
0.40888573
240.394344
26.304347
19.204823
0.84117516
1.697552
02/07/1916
38.315194
1.42356953
0.40908894
240.615933
26.101613
19.186921
0.84120299
1.698512
02/14/1945
61.181747
1.42567750
0.40975039
240.709568
25.871748
19.169782
0.84150560
1.702286
02/22/1974
77.878051
1.42565404
0.41001270
240.940206
25.684149
19.154060
0.84111778
1.702244
03/02/2003
96.316779
1.42526311
0.41011983
241.216621
25.463842
19.136208
0.84073444
1.701544
03/09/2032
126.901386
1.42274450
0.40894062
241.451903
25.254102
19.182668
0.84092648
1.697036
03/17/2061
164.295448
1.42274597
0.40906923
241.669395
25.050732
19.162488
0.84074437
1.697038
03/25/2090
202.543148
1.42201316
0.40899736
241.957932
24.837585
19.153913
0.84041353
1.695727
04/03/2119
244.705265
1.42097726
0.40896729
242.237790
24.637240
19.142391
0.83984404
1.693875
04/10/2148
290.300964
1.42179388
0.40916596
242.478918
24.409420
19.123055
0.84004422
1.695335
04/18/2177
332.326686
1.42255337
0.40941506
242.668236
24.219647
19.110649
0.84013859
1.696694
Detailed table...
Graphs...
3D animation...
Calculation on the date...
Return to search
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