Catalogue of the Solar System Small Bodies Orbital Evolution
Catalogue of the Solar System Small Bodies Orbital Evolution
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Summary information
Asteroids selection
Closest approaches
Approaches archive
Diagram 2D
Histogram
Impact probability
Potential hazardous
Asteroid information
General data
Initial data
Approaches
Asteroid orbit evolution
Tables
Graphs
3D animation
Calculation

Asteroid General Data

2012 ST9

General information

Preliminary designation2012 ST9
GroupApollo
Absolute magnitude19.83
Approximate diameter (m)290
Approximate mass (kg)4.34·1010
Number of observations201
Arc length (days)8285

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)319.399483
a – orbit major semiaxis (astronomical units)1.95997600
e – orbit eccentricity0.66284400
ω – orbit ascending node-perihelion angle (degrees)308.402006
Ω – longitude of orbit ascending node (degrees)174.236843
i – orbit inclination to the ecliptic plane (degrees)7.693346
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/182921.8530631.965669040.66276968301.030324180.7691747.2360290.662883212.755917
01/21/1858217.8579271.963849220.66214239302.275515179.6526517.3109630.663501412.752091
01/29/188757.0242901.962063220.66308528303.081789178.8788177.3378690.661047972.748338
02/07/1916258.0254381.960866330.66304255304.403914177.7102627.4068440.660728522.745823
02/14/194599.6354971.960345580.66265520305.608309176.7021377.4872750.661312382.744730
02/22/1974303.1939111.960865300.66200957306.859630175.6214447.5784880.662753702.745821
03/02/2003148.9232021.962131430.66146487307.417577175.0684027.6186020.664250412.748481
03/09/2032353.5940461.960108370.66303893308.423513174.1917337.6959400.660480212.744231
03/17/2061195.7579971.960517460.66257140309.723951173.0940237.7871660.661534652.745091
03/25/209038.8649971.961476960.66057727310.708479172.3165427.8608990.665769872.747106
04/03/2119242.7848811.962053760.66046159311.837429171.3506337.9492840.666192602.748318
04/10/214888.2944731.960555610.66116424312.425467170.7927197.9971840.664306352.745171
04/18/2177294.3829511.959852990.66072777313.487671169.8908528.0974560.664923692.743695
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