Catalogue of the Solar System Small Bodies Orbital Evolution
Catalogue of the Solar System Small Bodies Orbital Evolution
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Summary information
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Closest approaches
Approaches archive
Diagram 2D
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Asteroid information
General data
Initial data
Approaches
Asteroid orbit evolution
Tables
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3D animation
Calculation

Asteroid General Data

2021 DH2

General information

Preliminary designation2021 DH2
GroupApollo
Absolute magnitude21.74
Approximate diameter (m)120
Approximate mass (kg)3.10·109
Number of observations85
Arc length (days)29

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)251.205583
a – orbit major semiaxis (astronomical units)2.16881800
e – orbit eccentricity0.75804200
ω – orbit ascending node-perihelion angle (degrees)87.238734
Ω – longitude of orbit ascending node (degrees)332.993072
i – orbit inclination to the ecliptic plane (degrees)5.311253
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829277.6781232.164278020.7601971667.862212351.3835275.6515630.519000023.183979
01/21/1858316.4635622.166365640.7581096870.877036348.5575145.5559460.524022883.188587
01/29/1887356.3497722.162826960.7608015272.874592346.6368735.5110710.517344913.180777
02/07/191632.4543132.165890610.7595487975.491950344.1354185.4427890.520791013.187538
02/14/194569.8237172.167934180.7578841778.954861340.8805565.3868620.524891183.192050
02/22/1974107.2357622.165424110.7583430682.621688337.4130395.3381570.523289773.186508
03/02/2003142.6456452.164958370.7586083383.788700336.2260125.3329950.522602923.185480
03/09/2032182.2014712.165110730.7578354587.463326332.7625895.3054950.524313073.185817
03/17/2061219.0580772.165877760.7588939191.052880329.3668175.3032240.522206323.187510
03/25/2090256.2849362.164570700.7598038993.594064326.8289775.2981070.519921463.184625
04/03/2119295.8316032.166572490.7571325095.927042324.6367735.3127610.526190033.189044
04/10/2148339.6271932.158263020.7589224499.191902321.6349055.3509230.520308783.170715
04/18/217727.0419622.159730590.75884722101.438361319.4696085.3793100.520825043.173949
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