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

Asteroid General Data

2021 WB

General information

Preliminary designation2021 WB
GroupApollo
Absolute magnitude22.62
Approximate diameter (m)79
Approximate mass (kg)9.20·108
Number of observations19
Arc length (days)18

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)101.370751
a – orbit major semiaxis (astronomical units)2.32580600
e – orbit eccentricity0.56551100
ω – orbit ascending node-perihelion angle (degrees)2.819226
Ω – longitude of orbit ascending node (degrees)64.507961
i – orbit inclination to the ecliptic plane (degrees)19.737841
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829207.9829612.324826880.56619013359.34037166.15289319.9846551.008532843.544758
01/21/1858280.5481592.324365060.56498903359.78199265.92848819.9123891.011124303.543701
01/29/1887352.0869262.322819640.567325640.06304065.73548419.9522501.005024503.540168
02/07/191661.5583232.322911800.566318960.66001765.44990719.9071681.007402803.540378
02/14/1945130.7952402.321032690.566838881.32276965.20548919.8862901.005381113.536083
02/22/1974195.2033622.323996540.567339902.01389064.93925219.8331481.005500573.542859
03/02/2003258.8902012.326862080.565838052.67060064.69477419.7524221.010234983.549413
03/09/2032323.4686922.325090760.566369023.32157764.40056919.7203431.008231393.545361
03/17/206131.7933452.324442350.565671713.52994964.19387819.6906631.009571063.543878
03/25/2090102.7554262.322677540.568246834.00761263.99823819.7145741.002823383.539843
04/03/2119172.3659582.322905630.569047364.55286663.71255319.6719111.001062313.540364
04/10/2148241.2522732.318921510.569118915.15877263.43976519.6305700.999179423.531260
04/18/2177312.8029762.320354190.568669675.74534363.16795619.5502121.000839143.534533
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