Catalogue of the Solar System Small Bodies Orbital Evolution
Catalogue of the Solar System Small Bodies Orbital Evolution
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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

2009 HB21

General information

Preliminary designation2009 HB21
GroupApollo
Absolute magnitude22.86
Approximate diameter (m)71
Approximate mass (kg)6.61·108
Number of observations36
Arc length (days)6

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)180.061927
a – orbit major semiaxis (astronomical units)1.74198400
e – orbit eccentricity0.42265500
ω – orbit ascending node-perihelion angle (degrees)317.470526
Ω – longitude of orbit ascending node (degrees)206.754122
i – orbit inclination to the ecliptic plane (degrees)39.763355
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829133.0391431.737747120.42931984316.400428207.84911139.4064500.991697812.290765
01/21/185812.8865171.738261240.42764665316.527074207.69129839.4418730.994899642.291781
01/29/1887252.3991621.737833170.42673636316.708000207.52646339.5008860.996236562.290935
02/07/1916133.0299431.737824970.42609689316.792088207.36889339.5354490.997343162.290919
02/14/194512.7098841.737700200.42444667316.981939207.20916539.5888461.000139142.290672
02/22/1974253.2827571.737723550.42381331317.126675207.03899839.6353351.001253182.290718
03/02/2003133.0817591.737981340.42200300317.249261206.89662839.6691491.004548002.291228
03/09/203212.8878611.738065600.42116806317.421352206.74788839.7177891.006047892.291394
03/17/2061252.5785831.737917200.41973619317.541450206.58761139.7591191.008450452.291101
03/25/2090132.4169411.737700070.41878641317.739159206.43118639.8128851.009974892.290672
04/03/211912.6557591.738170260.41732255317.857336206.27541139.8471821.012792612.291601
04/10/2148252.7207861.738015210.41629826318.043159206.12397939.9001591.014482502.291295
04/18/2177133.0408041.737466070.41569731318.146336205.96072139.9450081.015206102.290209
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
Яндекс.Метрика