Catalogue of the Solar System Small Bodies Orbital Evolution
Catalogue of the Solar System Small Bodies Orbital Evolution
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Asteroid search
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

2011 ET4

General information

Preliminary designation2011 ET4
GroupAmor
Absolute magnitude20.84
Approximate diameter (m)180
Approximate mass (kg)1.08·1010
Number of observations117
Arc length (days)2750

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)130.443708
a – orbit major semiaxis (astronomical units)1.63196400
e – orbit eccentricity0.30147800
ω – orbit ascending node-perihelion angle (degrees)149.541125
Ω – longitude of orbit ascending node (degrees)347.609181
i – orbit inclination to the ecliptic plane (degrees)31.762162
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829245.2914231.631927860.30482735147.948497348.51024431.6822861.134471622.084741
01/21/1858216.1816541.631878270.30436455148.208459348.37134131.6989951.135192382.084646
01/29/1887187.3072871.631899360.30387477148.403993348.24531931.7079071.136006312.084686
02/07/1916158.6929951.631755740.30350064148.668541348.10466631.7265261.136516832.084411
02/14/1945129.8393731.631944850.30293315148.892084347.97870331.7325051.137574652.084773
02/22/1974100.8632031.631845800.30261476149.087736347.84421931.7451271.138025182.084583
03/02/200371.9244611.631884800.30202194149.343797347.71371531.7556781.139019782.084658
03/09/203243.2962361.631928450.30141498149.537294347.59298731.7605671.140040772.084742
03/17/206114.4543581.631946910.30093123149.809087347.45339731.7754431.140843122.084777
03/25/2090345.3607151.632054800.30048197150.034441347.33363031.7843451.141651772.084984
04/03/2119316.4361321.631969550.29993811150.276470347.19594731.7973401.142479682.084821
04/10/2148287.7649271.631933880.29943763150.520179347.07670231.8067261.143271472.084752
04/18/2177258.9345311.632202540.29891936150.763015346.94229931.8201391.144305612.085267
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