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 US

General information

Preliminary designation2021 US
GroupApollo
Absolute magnitude26.21
Approximate diameter (m)15
Approximate mass (kg)6.46·106
Number of observations28
Arc length (days)19

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)91.640964
a – orbit major semiaxis (astronomical units)2.40936900
e – orbit eccentricity0.59994100
ω – orbit ascending node-perihelion angle (degrees)336.777514
Ω – longitude of orbit ascending node (degrees)21.955961
i – orbit inclination to the ecliptic plane (degrees)7.276266
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/182978.4050232.404715820.59851641331.37598425.3229317.0311520.965453933.729033
01/21/18586.7593292.399091830.60195303331.76079824.9002287.0681580.954951233.715959
01/29/1887289.9993542.405848100.59663942332.93314924.3230077.1060230.970424293.731667
02/07/1916217.8205362.398356890.60179645333.52295523.7805567.1671240.955034223.714252
02/14/1945147.2477902.407209260.59636080334.04886623.4326067.1641320.971644033.734835
02/22/197473.2024522.397042210.60131091335.19178822.7567117.2492840.955674583.711198
03/02/20036.6638852.400590550.59735822335.29194522.6220277.2270830.966578053.719442
03/09/2032286.4739302.404546890.60247676336.88164821.8408567.3018070.955863273.728640
03/17/2061208.5347822.405509450.60053257336.96706921.6573427.2908000.960922673.730879
03/25/2090115.4627442.407480990.60070266338.53077520.9775907.3565300.961300753.735467
04/03/211933.3869632.405743690.60292620338.75212420.6505357.3791640.955257783.731424
04/10/2148302.3967572.413315520.59746117339.89864520.2251827.3856330.971453203.749055
04/18/2177216.7717172.406169920.60316258340.43762219.7771187.4451080.954858263.732416
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