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 AA4

General information

Preliminary designation2021 AA4
GroupApollo
Absolute magnitude24.97
Approximate diameter (m)27
Approximate mass (kg)3.58·107
Number of observations35
Arc length (days)10

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)164.235142
a – orbit major semiaxis (astronomical units)1.37121100
e – orbit eccentricity0.33821700
ω – orbit ascending node-perihelion angle (degrees)137.271984
Ω – longitude of orbit ascending node (degrees)268.900404
i – orbit inclination to the ecliptic plane (degrees)5.285620
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829337.1049431.393489020.34508197136.941207271.2063455.5362350.912621091.644962
01/21/1858252.4944751.374177000.33948795135.314479270.8565935.2634000.907660461.610885
01/29/1887262.4654361.373007600.33918796135.646784270.5154705.2710710.907299961.608830
02/07/1916277.2758541.371763060.33860048136.024261270.1298535.2765020.907283431.606643
02/14/1945295.8115291.372045870.33865441136.384903269.8846315.2790490.907396491.607139
02/22/1974322.7077811.371832570.33841584136.684127269.4879405.2792960.907582701.606765
03/02/2003343.9516511.371477950.33826587137.064407269.2330305.2811920.907553761.606142
03/09/203212.9323091.371503180.33825883137.386553268.8464535.2872170.907580121.606186
03/17/206138.3678481.370736030.33803656137.802756268.5151035.2897540.907377141.604839
03/25/209062.1514941.375654210.34010524138.428027268.0701355.2344590.907787011.613484
04/03/211958.7124581.375381510.33989279138.693898267.8077605.2410950.907899251.613004
04/10/214848.9876781.376801900.34051181139.376534267.3640745.2345910.907984591.615503
04/18/217731.2280091.377691700.34067542139.850846267.0025835.2355280.908345991.617069
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