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
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3D animation
Calculation

Asteroid General Data

2021 HY9

General information

Preliminary designation2021 HY9
GroupApollo
Absolute magnitude28.12
Approximate diameter (m)6
Approximate mass (kg)4.61·105
Number of observations17
Arc length (days)5

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)253.086573
a – orbit major semiaxis (astronomical units)2.07039100
e – orbit eccentricity0.51719200
ω – orbit ascending node-perihelion angle (degrees)197.148085
Ω – longitude of orbit ascending node (degrees)31.681178
i – orbit inclination to the ecliptic plane (degrees)11.467887
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/182915.6748382.085237850.51960633192.35256033.75921411.8743181.001735053.011161
01/21/1858249.7804412.080517550.52564568192.88771033.54776911.8891610.986902483.000943
01/29/1887134.2295742.077587220.52947590193.67451533.30078311.8547900.977554862.994605
02/07/191621.5392202.077817600.52987096194.60290133.00058711.7686400.976842382.995103
02/14/1945261.7534162.082477800.52647480195.85872632.53710211.6101400.986105713.005185
02/22/1974131.1908152.086678770.52280547196.40919332.20601211.5204030.995751703.014283
03/02/2003351.6853682.090111430.51959259196.60800531.90130311.4595101.004105013.021724
03/09/2032228.2361662.069299280.51672042197.23022731.63702711.4651421.000050092.976703
03/17/2061143.8041452.065021410.51995182197.29241131.44597811.4797630.991309782.967478
03/25/209065.4805332.063161370.52201825197.39550231.25561611.4813370.986153482.963469
04/03/2119355.2562232.053994040.52367057197.33414031.00300911.5840010.978377822.943740
04/10/2148305.8981922.052729710.52448212197.39176230.80292511.5770460.976109682.941022
04/18/2177257.4364712.052959400.52509632197.45895030.56326611.5589770.974957972.941516
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