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
2012 HW
1
General information
Preliminary designation
2012 HW
1
Group
Apollo
Absolute magnitude
19.96
Approximate diameter (m)
270
Approximate mass (kg)
3.63·10
10
Number of observations
151
Arc length (days)
4762
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
246.062362
a
– orbit major semiaxis (astronomical units)
1.06081500
e
– orbit eccentricity
0.66138700
ω
– orbit ascending node-perihelion angle (degrees)
163.700793
Ω
– longitude of orbit ascending node (degrees)
207.809670
i
– orbit inclination to the ecliptic plane (degrees)
49.572511
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
3.830662
1.06074713
0.66472414
163.179271
208.160644
49.385616
0.35564290
1.092492
01/21/1858
206.496344
1.06081436
0.66425064
163.250837
208.108272
49.414429
0.35616774
1.092596
01/29/1887
48.691124
1.06080876
0.66380533
163.327201
208.054050
49.448120
0.35663826
1.092588
02/07/1916
250.879359
1.06079712
0.66327313
163.403546
208.001721
49.474756
0.35719890
1.092570
02/14/1945
93.049081
1.06083566
0.66280175
163.477740
207.952187
49.498325
0.35771192
1.092629
02/22/1974
295.547514
1.06069472
0.66231216
163.561412
207.899465
49.528875
0.35818371
1.092411
03/02/2003
138.187642
1.06083319
0.66177977
163.635346
207.850139
49.548876
0.35879525
1.092625
03/09/2032
340.449853
1.06078254
0.66123003
163.718343
207.798124
49.580087
0.35936127
1.092547
03/17/2061
182.633436
1.06080452
0.66078994
163.800595
207.748592
49.608019
0.35983556
1.092581
03/25/2090
24.810350
1.06076208
0.66028760
163.887489
207.695167
49.641490
0.36035403
1.092515
04/03/2119
227.368623
1.06077866
0.65990412
163.967455
207.644126
49.668607
0.36076646
1.092541
04/10/2148
70.003162
1.06073211
0.65946053
164.043237
207.591339
49.702719
0.36122115
1.092469
04/18/2177
272.449536
1.06080176
0.65895609
164.118872
207.540016
49.726560
0.36177998
1.092577
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