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 HQ
3
General information
Preliminary designation
2021 HQ
3
Group
Apollo
Absolute magnitude
22.37
Approximate diameter (m)
89
Approximate mass (kg)
1.30·10
9
Number of observations
74
Arc length (days)
147
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
191.755851
a
– orbit major semiaxis (astronomical units)
2.18648600
e
– orbit eccentricity
0.54326200
ω
– orbit ascending node-perihelion angle (degrees)
144.801245
Ω
– longitude of orbit ascending node (degrees)
135.545095
i
– orbit inclination to the ecliptic plane (degrees)
7.335212
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
151.482215
2.18377511
0.54180262
138.676214
139.765230
6.909156
1.00060004
3.227100
01/21/1858
147.014459
2.18484684
0.54108176
139.781095
139.034834
6.987769
1.00266606
3.229476
01/29/1887
143.646832
2.18547927
0.54069965
140.747497
138.401120
7.052183
1.00379140
3.230879
02/07/1916
141.093748
2.18130089
0.54329740
141.659798
137.727652
7.116892
0.99620579
3.221618
02/14/1945
134.366750
2.18352870
0.54404690
142.661471
137.055423
7.187108
0.99558667
3.226554
02/22/1974
127.251833
2.18716599
0.54268434
142.994269
136.779007
7.208099
1.00022525
3.234620
03/02/2003
119.055135
2.18526123
0.54321763
143.954028
136.117841
7.277045
0.99818880
3.230395
03/09/2032
111.997306
2.18606312
0.54258302
144.892700
135.500187
7.341217
0.99994239
3.232173
03/17/2061
107.448476
2.18452654
0.54464809
145.535063
134.994107
7.389775
0.99472833
3.228766
03/25/2090
103.201145
2.18235369
0.54498211
146.311377
134.426285
7.451791
0.99300997
3.223950
04/03/2119
94.570877
2.18790353
0.54264060
146.902185
134.064686
7.479514
1.00065825
3.236256
04/10/2148
87.200361
2.18633401
0.54232485
147.665972
133.531944
7.543233
1.00063075
3.232774
04/18/2177
81.163178
2.18595145
0.54295598
148.573520
133.004532
7.606720
0.99907603
3.231926
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