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 LH4

General information

Preliminary designation2021 LH4
GroupApollo
Absolute magnitude24.55
Approximate diameter (m)33
Approximate mass (kg)6.40·107
Number of observations22
Arc length (days)3

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)67.032250
a – orbit major semiaxis (astronomical units)1.76291500
e – orbit eccentricity0.43035500
ω – orbit ascending node-perihelion angle (degrees)261.797225
Ω – longitude of orbit ascending node (degrees)306.445826
i – orbit inclination to the ecliptic plane (degrees)1.151747
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829223.5218111.764638090.42841726248.678019318.0220891.2196651.008636682.344143
01/21/18583.7781071.764472450.42977013253.590113313.5124701.1916971.006154902.343813
01/29/1887140.5722591.764548590.43043636254.322103312.8420871.1861751.005022712.343965
02/07/1916281.4232821.759636540.43021047255.247003312.0421651.1723721.002622472.334184
02/14/194590.3850721.754825660.42730904257.030153310.4663281.1596671.004972792.324618
02/22/1974264.5453281.754752140.42672400258.053294309.6386921.1552321.005957292.324472
03/02/200377.4295591.755672860.42771044259.417560308.5605131.1476761.004753252.326302
03/09/2032231.0653451.763401830.43054261261.933417306.3414641.1514921.004182202.341680
03/17/206110.9443771.764229080.43030846262.788971305.5466631.1486471.005066382.343328
03/25/2090149.1460031.763622490.42948869263.613876304.8405201.1441341.006166582.342120
04/03/2119307.8619531.753916640.42580974269.604004299.4325561.1199901.007081852.322812
04/10/2148126.9588291.753160460.42643318270.618532298.5761801.1172721.005554672.321310
04/18/2177305.8235271.757041860.42876369273.235759296.1691071.1280451.003686112.329023
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