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

2021 AU4

General information

Preliminary designation2021 AU4
GroupApollo
Absolute magnitude24.20
Approximate diameter (m)38
Approximate mass (kg)1.04·108
Number of observations23
Arc length (days)6

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)13.520147
a – orbit major semiaxis (astronomical units)1.43396400
e – orbit eccentricity0.41860400
ω – orbit ascending node-perihelion angle (degrees)78.025127
Ω – longitude of orbit ascending node (degrees)117.779310
i – orbit inclination to the ecliptic plane (degrees)13.592064
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/182944.0405291.434336070.4181665175.799014119.51182113.6494710.834544761.717817
01/21/18585.3088281.434595670.4183318476.156736119.23620413.6472680.834458631.718284
01/29/1887327.5686211.434330040.4183388176.480079119.00566213.6337250.834294121.717807
02/07/1916287.8181711.434329080.4186031176.767289118.75258013.6271910.833914471.717805
02/14/1945249.7642301.434283230.4185342277.126621118.49785613.6170580.833986621.717722
02/22/1974211.1997691.434061930.4186501877.379212118.27081513.6110730.833691641.717325
03/02/2003173.5568301.434195800.4184857577.774458117.98551613.6126160.834005291.717565
03/09/2032138.8053241.433885890.4186704678.070480117.75432813.5920310.833560231.717009
03/17/2061102.6344271.433879370.4186943478.370560117.47928813.5859980.833522191.716997
03/25/209067.7957301.433478060.4187385678.698574117.24376313.5883260.833225511.716276
04/03/211935.0100581.433397320.4188737279.149014116.95845813.5724720.832984851.716131
04/10/21480.0968431.434164930.4191750779.382760116.72977013.5640060.832998751.717510
04/18/2177325.0025111.433689720.4192722879.664144116.47958713.5650530.832583361.716656
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