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 HL1

General information

Preliminary designation2021 HL1
GroupApollo
Absolute magnitude25.58
Approximate diameter (m)20
Approximate mass (kg)1.54·107
Number of observations12
Arc length (days)2

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)321.070925
a – orbit major semiaxis (astronomical units)1.49796100
e – orbit eccentricity0.52952200
ω – orbit ascending node-perihelion angle (degrees)276.510847
Ω – longitude of orbit ascending node (degrees)200.593712
i – orbit inclination to the ecliptic plane (degrees)24.893381
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/182981.0077291.498557280.52992885274.508509202.68759424.7984580.704428551.834470
01/21/185812.1853471.499909950.53000655274.896778202.34955224.8148410.704947861.836954
01/29/1887300.1138521.499938750.52990940275.145271202.07510124.8246970.705107101.837007
02/07/1916226.1732991.499156690.52990704275.472933201.72573124.8390190.704743011.835571
02/14/1945166.2248891.496519620.52930357275.690637201.44192424.8688060.704406451.830730
02/22/1974115.9677271.495580730.52927897275.956430201.13760924.8810860.704001301.829007
03/02/200366.1326431.495985060.52918070276.213446200.84122424.8933700.704338631.829749
03/09/20329.9917181.497926290.52963191276.529758200.55720324.8928140.704576731.833312
03/17/2061300.1648701.499617240.52971906276.888213200.23615124.8991200.705241401.836417
03/25/2090225.9529061.500234560.52981200277.135670199.94812924.9101190.705392281.837551
04/03/2119155.8701321.498880080.52931202277.427125199.62274324.9285840.705504841.835063
04/10/214898.3512931.496248830.52879169277.636872199.34211324.9502760.705044891.830233
04/18/217747.8309901.496235900.52859637277.927219199.01364524.9684810.705331041.830209
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