(2144) Marietta
Asteroid (2144) Marietta |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Asteroid family | Koronis family |
Major semi-axis | 2.8754 AU |
eccentricity | 0.0620 |
Perihelion - aphelion | 2.6971 AU - 3.0538 AU |
Inclination of the orbit plane | 2.8264 ° |
Sidereal period | 4.88 a |
Mean orbital velocity | 17.56 km / s |
Physical Properties | |
Medium diameter | approx. 16 km |
Rotation period | 5.489 h |
Absolute brightness | 11.2 mag |
history | |
Explorer | LI Chernych |
Date of discovery | 18th January 1975 |
Another name | 1975 BC 1 , 1929 VB, 1947 LH, 1968 UC 3 , 1971 HC, 1972 NM, 1973 TA 1 , 1977 NO |
Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. |
(2144) Marietta is an asteroid of the main belt , which was discovered on January 18, 1975 by the Russian astronomer Lyudmila Ivanovna Tschernych at the Crimean Observatory ( IAU code 095) in Nautschnyj .
The asteroid was named after the Soviet writer and philologist Marietta Sergejewna Schaginjan (1888–1968). The native Armenian was also a member of the Armenian Academy of Sciences .
See also
Web links
- Asteroid Marietta: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (2144) Marietta in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (2144) Marietta in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).