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
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 LY4

General information

Preliminary designation2021 LY4
GroupApollo
Absolute magnitude26.08
Approximate diameter (m)16
Approximate mass (kg)7.73·106
Number of observations84
Arc length (days)5

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)194.988096
a – orbit major semiaxis (astronomical units)2.16105700
e – orbit eccentricity0.56676700
ω – orbit ascending node-perihelion angle (degrees)211.939586
Ω – longitude of orbit ascending node (degrees)92.540104
i – orbit inclination to the ecliptic plane (degrees)1.555431
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/182999.3933422.181139580.56818017207.13814895.1872071.5115690.941859333.221260
01/21/185897.0960222.184490630.56905029208.32935294.4190731.4997330.941405603.228687
01/29/188793.6939842.185360030.56920262208.71521594.2829521.4950380.941447373.230614
02/07/191688.9578852.182864480.57203934208.92203294.2022541.4932240.934180123.225082
02/14/194591.0096772.179043700.57113610209.39521094.0494691.4933580.934513173.216618
02/22/197497.7251812.181443170.56861744209.88779193.8342911.4904350.941036543.221933
03/02/2003104.1387442.178706510.56961643210.91288093.0415841.4802020.937679493.215872
03/09/2032127.4498822.158751180.56752914212.07747792.5035501.5545740.933596993.171791
03/17/2061178.8909522.160357370.56622470212.46614292.1729901.5492600.937109673.175331
03/25/2090231.2189322.160146410.56540678213.07781391.9762771.5438550.938784983.174866
04/03/2119296.0501722.152067810.56594969213.32788991.8533571.5472540.934105693.157072
04/10/2148359.5367252.156867270.56462034214.23364291.3135951.5383800.939056143.167639
04/18/217755.3626072.157836670.56767510215.04302090.9291411.5311490.932886533.169775
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