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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Impact probability
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Asteroid information
General data
Initial data
Approaches
Asteroid orbit evolution
Tables
Graphs
3D animation
Calculation

Asteroid General Data

2021 WW

General information

Preliminary designation2021 WW
GroupApollo
Absolute magnitude24.29
Approximate diameter (m)37
Approximate mass (kg)9.16·107
Number of observations26
Arc length (days)15

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)11.057611
a – orbit major semiaxis (astronomical units)1.33164300
e – orbit eccentricity0.27615900
ω – orbit ascending node-perihelion angle (degrees)138.192504
Ω – longitude of orbit ascending node (degrees)235.373599
i – orbit inclination to the ecliptic plane (degrees)23.561703
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829274.2141991.333840240.27932382137.040189236.26337923.4744410.961266881.540481
01/21/1858216.4037331.333860030.27930059137.188989236.14141423.4819800.961312141.540515
01/29/1887159.3976301.333874100.27890253137.367498235.99758623.4963190.961853241.540540
02/07/1916101.4366171.333759870.27858078137.508410235.87732123.5042250.962200011.540342
02/14/194546.7723361.332859860.27787400137.636368235.74237823.5166190.962492771.538783
02/22/1974359.8091021.331923490.27700412137.803517235.61176523.5332380.962975191.537162
03/02/2003318.8721631.331636560.27650585137.958002235.47941923.5417190.963431261.536665
03/09/2032278.4430821.331514790.27600131138.216803235.34911623.5598590.964014961.536454
03/17/2061240.3246651.331118890.27564377138.351136235.22810423.5692680.964204261.535769
03/25/2090199.8357111.331282790.27553588138.548031235.08707623.5806140.964466611.536053
04/03/2119161.2915301.331296840.27557003138.698996234.96520423.5864230.964431341.536077
04/10/2148126.8385521.330400680.27503720138.854639234.82699823.6032300.964491001.534526
04/18/217791.0427581.330929070.27506222139.046740234.69414923.6109920.964840771.535440
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