(11334) Rio de Janeiro
Asteroid (11334) Rio de Janeiro |
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Properties of the orbit ( animation ) | |
Orbit type | Middle main belt asteroid |
Asteroid family | Maria family |
Major semi-axis | 2.5798 AU |
eccentricity | 0.1596 |
Perihelion - aphelion | 2.1681 AU - 2.9916 AU |
Inclination of the orbit plane | 15.5601 ° |
Length of the ascending node | 44.7046 ° |
Argument of the periapsis | 278.5079 ° |
Sidereal period | 4.14 a |
Mean orbital velocity | 18.54 km / s |
Physical Properties | |
Absolute brightness | 13.3 mag |
history | |
Explorer | Eric Walter Elst |
Date of discovery | April 18, 1996 |
Another name | 1996 HM 18 , 1979 FC 4 , 1980 PU 2 , 1997 UG 11 , 1999 CF 121 |
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. |
(11334) Rio de Janeiro is an asteroid of the main central belt that was discovered on April 18, 1996 by the Belgian astronomer Eric Walter Elst at the La Silla Observatory of the European Southern Observatory in Chile ( IAU code 809). There had already been several unconfirmed sightings of the asteroid: on March 22, 1979 (1979 FC 4 ) at the Karl Schwarzschild Observatory in the Tautenburg Forest and in August 1980 (1980 PU 2 ) at the Siding Spring Observatory near Coonabarabran , New South Wales .
The asteroid belongs to the Maria family, a group of asteroids named after (170) Maria .
(11334) Rio de Janeiro was named after the Brazilian city of Rio de Janeiro on March 2, 2000 .
Web links
- (11334) Rio de Janeiro in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (11334) Rio de Janeiro in the Small-Body Database of the Jet Propulsion Laboratory (English).
- Discovery Circumstances of (11334) Rio de Janeiro according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)
Individual evidence
- ↑ (11334) Rio de Janeiro at the IAU Minor Planet Center (English)
- ↑ (11334) Rio de Janeiro in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).