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
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Asteroid information
General data
Initial data
Approaches
Asteroid orbit evolution
Tables
Graphs
3D animation
Calculation

Asteroid General Data

2021 PK4

General information

Preliminary designation2021 PK4
GroupApollo
Absolute magnitude28.19
Approximate diameter (m)6
Approximate mass (kg)4.19·105
Number of observations15
Arc length (days)2

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)179.049279
a – orbit major semiaxis (astronomical units)1.26780500
e – orbit eccentricity0.36066400
ω – orbit ascending node-perihelion angle (degrees)103.667840
Ω – longitude of orbit ascending node (degrees)134.607567
i – orbit inclination to the ecliptic plane (degrees)11.762709
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829237.9775971.272342800.36568546101.475199136.16413211.2147040.807065541.435181
01/21/1858303.9561781.275131340.36660225101.937963135.94361011.2156820.807665321.439902
01/29/1887351.0404101.278515120.36641072102.653453135.71071211.3029610.810053481.445638
02/07/191610.8811271.279446670.36658859102.928603135.51215211.3034320.810416131.447218
02/14/194532.5759551.278745260.36645023103.215643135.28325111.3061040.810148761.446028
02/22/197472.7708481.276065560.36579336103.317897135.03636211.3134170.809289251.441485
03/02/2003118.6880721.276382080.36602971103.582506134.82828511.3164920.809188321.442021
03/09/2032189.3526341.266682960.36027443103.621644134.56370811.7688770.810329481.425616
03/17/2061320.0693221.266445100.36026164103.872740134.35263311.7754930.810193511.425214
03/25/209088.2057731.267983810.36073744104.248862134.14124311.7662130.810574581.427812
04/03/2119241.2884591.262518910.35955775104.031099133.91786411.7791880.808570461.418592
04/10/214846.8674361.262134500.35946231104.252686133.72294811.7811630.808444721.417944
04/18/2177216.9099151.256625870.35867300103.815944133.49365311.7682780.805908101.408671
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