(8964) Corax
Asteroid (8964) Corax |
|
---|---|
Properties of the orbit ( animation ) | |
Orbit type | Inner main belt asteroid |
Major semi-axis | 2.1924 AU |
eccentricity | 0.1045 |
Perihelion - aphelion | 1.9633 AU - 2.4215 AU |
Inclination of the orbit plane | 4.3418 ° |
Length of the ascending node | 150.4818 ° |
Argument of the periapsis | 287.6553 ° |
Sidereal period | 3.25 a |
Mean orbital velocity | 20.11 km / s |
Physical Properties | |
Absolute brightness | 15.0 mag |
history | |
Explorer |
Cornelis Johannes van Houten , Ingrid van Houten-Groeneveld , Tom Gehrels |
Date of discovery | October 17, 1960 |
Another name | 7643 PL , 4118 T-2 |
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. |
(8964) Corax is an asteroid of the main inner belt that was discovered on October 17, 1960 by the Dutch astronomer couple Cornelis Johannes van Houten and Ingrid van Houten-Groeneveld . The discovery came about as part of the Palomar-Leiden survey , during which Tom Gehrels examined field plates recorded at the University of Leiden with the 120 cm Oschin Schmidt telescope of the Palomar observatory .
In a hierarchical cluster analysis by Vincenzo Zappalà et al. In 1995, (8964) Corax was algorithmically sorted into the Flora family, a large group of asteroids named after (8) Flora .
(8964) Corax is named after the common raven , whose scientific name is Corvus corax . At the time the asteroid was named on February 2, 1999, the common raven was on the Dutch Red List of Endangered Species .
Web links
- (8964) Corax in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (8964) Corax in the Small-Body Database of the Jet Propulsion Laboratory of NASA at the California Institute of Technology (Caltech) in Pasadena , California (English)
- Discovery Circumstances of (8964) Corax that according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)