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

2021 EM

General information

Preliminary designation2021 EM
GroupApollo
Absolute magnitude24.46
Approximate diameter (m)34
Approximate mass (kg)7.24·107
Number of observations50
Arc length (days)28

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)161.193837
a – orbit major semiaxis (astronomical units)2.39135600
e – orbit eccentricity0.59550300
ω – orbit ascending node-perihelion angle (degrees)1.535741
Ω – longitude of orbit ascending node (degrees)120.701872
i – orbit inclination to the ecliptic plane (degrees)4.755881
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829139.6228982.392071600.59605897356.870006122.8479924.7145040.966255873.699661
01/21/185881.6413712.403463540.59013280357.118803122.6242104.7001480.985100883.726121
01/29/188710.4736532.393342330.59518611358.310310122.3058924.7570820.968858223.702609
02/07/1916308.7291682.406665950.59113883358.527430121.9626784.7145530.983992273.733570
02/14/1945224.8990022.404962070.595574910.006694121.4461254.7136260.972627003.729606
02/22/1974151.8248322.404553860.596457100.027219121.3102194.7236130.970340633.728657
03/02/200364.3538462.403222390.592314891.416138120.8317184.7431080.979757993.725560
03/09/2032355.5778462.399115280.596937691.539435120.6532844.7621410.966992943.716014
03/17/2061270.6811172.410316570.589128992.728194120.2572974.7479220.990329213.742069
03/25/2090190.1131822.403101390.597121963.226994119.9493414.7593160.968156783.725279
04/03/2119105.5937532.419662490.587620153.696068119.6501594.7260520.997820063.763854
04/10/214810.1815512.406215430.594595014.880077119.3729814.7638390.975491743.732522
04/18/2177290.9331212.413228060.593256744.775217119.1454454.7332590.981564263.748851
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