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 PH
27
General information
Preliminary designation
2021 PH
27
Group
Aten
Absolute magnitude
17.65
Approximate diameter (m)
780
Approximate mass (kg)
8.83·10
11
Number of observations
88
Arc length (days)
2407
Approaches
No approaches found
Orbit initial data
Date of initial data
10/17/2024
M
– mean anomaly (degrees)
232.019443
a
– orbit major semiaxis (astronomical units)
0.46174600
e
– orbit eccentricity
0.71158300
ω
– orbit ascending node-perihelion angle (degrees)
8.577021
Ω
– longitude of orbit ascending node (degrees)
39.397069
i
– orbit inclination to the ecliptic plane (degrees)
31.942148
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
283.414646
0.46177219
0.71134054
8.014595
39.845152
31.997833
0.13329491
0.313792
01/21/1858
98.559060
0.46178549
0.71131804
8.100220
39.776443
31.994336
0.13330914
0.313806
01/29/1887
274.645953
0.46181025
0.71132288
8.188756
39.708707
31.981684
0.13331405
0.313831
02/07/1916
90.216151
0.46176381
0.71145715
8.267796
39.641847
31.969076
0.13323864
0.313784
02/14/1945
265.011859
0.46166207
0.71161357
8.335553
39.576688
31.963176
0.13313707
0.313680
02/22/1974
80.881042
0.46173503
0.71160171
8.437057
39.520100
31.943332
0.13316359
0.313754
03/02/2003
257.256962
0.46173958
0.71159961
8.510544
39.459270
31.939341
0.13316588
0.313759
03/09/2032
72.782601
0.46176588
0.71155815
8.597557
39.390050
31.936180
0.13319260
0.313786
03/17/2061
249.010508
0.46179867
0.71154257
8.686965
39.321856
31.930384
0.13320926
0.313819
03/25/2090
65.638596
0.46180825
0.71162733
8.772357
39.254959
31.914751
0.13317288
0.313829
04/03/2119
240.858171
0.46175109
0.71176405
8.849105
39.186568
31.907502
0.13309326
0.313771
04/10/2148
55.394219
0.46169196
0.71181103
8.923581
39.118090
31.911815
0.13305453
0.313711
04/18/2177
231.188007
0.46170550
0.71196761
9.013319
39.061267
31.882224
0.13298614
0.313724
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