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Catalogue of the Solar System Small Bodies Orbital Evolution
Catalogue of the Solar System Small Bodies Orbital Evolution
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Asteroid General Data

1978 SB (2212 Hephaistos)

General information

Preliminary designation1978 SB
NameHephaistos
Number2212
GroupApollo
Absolute magnitude13.51
Approximate diameter (m)5 300
Approximate mass (kg)2.69·1014
Number of observations3813
Arc length (days)16543

Approaches

No approaches found

Orbit initial data

Date of initial data03/31/2024
M – mean anomaly (degrees)123.284450
a – orbit major semiaxis (astronomical units)2.16406700
e – orbit eccentricity0.83730400
ω – orbit ascending node-perihelion angle (degrees)209.582572
Ω – longitude of orbit ascending node (degrees)27.412060
i – orbit inclination to the ecliptic plane (degrees)11.477127
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/182925.7575122.167545630.82943816201.01755734.93656314.4348700.369700573.191192
01/21/185866.2298172.163610260.83262151202.31609933.81899013.9235010.362141823.182505
01/29/1887104.1756092.160097800.83436624203.09804433.14532913.6486680.357785113.174759
02/07/1916141.2032232.167927840.83118894204.32704832.04390413.1109770.365970203.192036
02/14/1945181.8420302.166546170.83295572206.10401730.49037412.5109110.361909143.188985
02/22/1974221.3355182.161738040.83512730206.59106630.08472012.3963110.356411593.178376
03/02/2003258.2235852.166049780.83397695208.49654228.33669511.7529330.359614183.187890
03/09/2032298.7901162.167039590.83487858210.54725726.49054411.1921960.357824663.190075
03/17/2061334.0063442.162569810.83770181212.77124424.40657310.6474820.350981163.180210
03/25/209012.5574942.166233030.83601123213.55732223.68335710.4561490.355237893.188294
04/03/211952.5406062.167074370.83704969216.23905521.1847379.8825050.353125433.190152
04/10/214887.6021612.160567370.84013645218.61314718.9185789.4616350.345395973.175794
04/18/2177125.0049732.167625270.83724704220.03474517.5576539.1939280.352787423.191368
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