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 UB4

General information

Preliminary designation2021 UB4
GroupAmor
Absolute magnitude24.90
Approximate diameter (m)28
Approximate mass (kg)3.94·107
Number of observations46
Arc length (days)31

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)59.417037
a – orbit major semiaxis (astronomical units)2.47914900
e – orbit eccentricity0.55677900
ω – orbit ascending node-perihelion angle (degrees)33.077186
Ω – longitude of orbit ascending node (degrees)23.761731
i – orbit inclination to the ecliptic plane (degrees)1.972400
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829297.7059982.517464450.5277701430.50201726.5227782.0995051.188821883.994346
01/21/185839.2949902.507065780.5357425230.92653326.1432552.0803241.163924043.969622
01/29/1887158.3333412.497402880.5447839531.68284425.6196052.0491321.136857883.946695
02/07/1916298.4434382.481573890.5544309732.48790125.0101032.0228941.105712473.909232
02/14/194595.1867422.476622330.5595373232.74803324.6976182.0082521.090859713.897537
02/22/1974262.6938412.471370220.5624806532.74372024.4510881.9987521.081272283.885146
03/02/200370.0361602.473490460.5609368932.80852224.1689991.9882061.086018413.890147
03/09/2032229.3811092.483732870.5545215233.17835223.6503061.9645091.106449553.914335
03/17/206110.1563082.494017770.5465072734.10646122.7394411.9328591.131018943.938673
03/25/2090130.6089392.507324680.5371506535.14045521.8262001.8939211.160513603.970237
04/03/2119230.4864282.520821590.5270407236.14898520.7678491.8598921.192245964.002338
04/10/2148316.3611112.526189100.5225420236.34039120.3140421.8464741.206149144.015128
04/18/217735.5162152.529135010.5203791936.24446420.0358611.8374031.213025774.022153
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