Catalogue of the Solar System Small Bodies Orbital Evolution
Catalogue of the Solar System Small Bodies Orbital Evolution
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Asteroid search
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 UN20

General information

Preliminary designation2021 UN20
GroupAmor
Absolute magnitude23.57
Approximate diameter (m)51
Approximate mass (kg)2.48·108
Number of observations126
Arc length (days)104

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)96.624438
a – orbit major semiaxis (astronomical units)2.31165600
e – orbit eccentricity0.55061000
ω – orbit ascending node-perihelion angle (degrees)316.681545
Ω – longitude of orbit ascending node (degrees)133.312981
i – orbit inclination to the ecliptic plane (degrees)2.297137
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/182929.6348482.309774010.55533804308.277009139.1458412.1075431.027068643.510386
01/21/1858121.7416982.311502860.55387443309.211406138.4477242.1286551.031220533.514328
01/29/1887218.0319412.303780250.55343960310.982818137.2164642.1640281.028777033.496731
02/07/1916321.0680952.308977060.55431707312.683765135.9151302.2016411.029071663.508569
02/14/194551.5362482.311677870.55416033313.784599135.2495132.2253151.030637703.514727
02/22/1974140.6685082.310216370.55438807314.880746134.5155442.2523421.029459983.511394
03/02/2003230.7002592.310506010.55404708315.803842133.9200662.2739621.030376893.512055
03/09/2032325.0716422.309819570.55311981316.953457133.1317482.3031331.032212623.510490
03/17/206156.2579542.311522780.55254698317.937134132.5076162.3278671.034297863.514373
03/25/2090147.0914272.316077810.55106279318.423014132.0872642.3401651.039773503.524766
04/03/2119239.7422922.312989710.55022984319.481294131.4420922.3689771.040313763.517719
04/10/2148338.0750282.307734520.54982553320.269570130.7810562.3920741.038883163.505737
04/18/217775.7923672.313627570.54924235321.519564130.0595232.4240511.042885323.519174
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