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 AP4

General information

Preliminary designation2021 AP4
GroupApollo
Absolute magnitude22.37
Approximate diameter (m)89
Approximate mass (kg)1.30·109
Number of observations34
Arc length (days)43

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)12.195245
a – orbit major semiaxis (astronomical units)1.17322900
e – orbit eccentricity0.44839400
ω – orbit ascending node-perihelion angle (degrees)291.714874
Ω – longitude of orbit ascending node (degrees)310.452776
i – orbit inclination to the ecliptic plane (degrees)21.491525
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829277.4775921.173192850.44918488290.522839311.75261221.4577040.646212361.270734
01/21/1858217.9839061.173471930.44922760290.668316311.56076321.4567340.646315951.271188
01/29/1887155.6291741.173597690.44916952290.890846311.37461721.4598340.646453381.271392
02/07/191691.5090801.173816560.44909097291.070084311.19926421.4634380.646666141.271748
02/14/194525.0515361.173844190.44899307291.231871310.99845121.4702090.646796281.271793
02/22/1974319.6875791.173841720.44887536291.362037310.81288921.4711880.646933101.271789
03/02/2003258.7263641.173056230.44846864291.584001310.60444121.4887980.646977291.270512
03/09/2032201.1693731.172940250.44837616291.724807310.42185021.4917520.647021801.270324
03/17/2061141.8364891.173391180.44854732291.953798310.22394921.4951850.647069711.271056
03/25/209078.2597961.174103080.44860371292.163871310.04093021.5018950.647396081.272213
04/03/21199.3545041.174201790.44860152292.310721309.85391321.5050450.647453081.272374
04/10/2148301.2656151.174486420.44842545292.469397309.66045521.5122540.647816821.272836
04/18/2177229.3836611.174402330.44835632292.591379309.47946421.5135440.647851631.272700
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