(8587) Ruficollis
Asteroid (8587) Ruficollis |
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Properties of the orbit ( animation ) | |
Orbit type | Inner main belt asteroid |
Major semi-axis | 2.3502 AU |
eccentricity | 0.0915 |
Perihelion - aphelion | 2.1352 AU - 2.5653 AU |
Inclination of the orbit plane | 5.2230 ° |
Length of the ascending node | 294.9353 ° |
Argument of the periapsis | 247.2580 ° |
Sidereal period | 3.60 a |
Mean orbital velocity | 19.43 km / s |
Physical Properties | |
Absolute brightness | 14.5 mag |
history | |
Explorer |
Cornelis Johannes van Houten , Ingrid van Houten-Groeneveld , Tom Gehrels |
Date of discovery | September 25, 1960 |
Another name | 3078 PL , 1992 OS 5 |
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. |
(8587) Ruficollis is an asteroid of the main inner belt that was discovered on September 25, 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 .
(8587) Ruficollis is after the Little Grebe named, whose scientific name Tachybaptus ruficollis is. At the time the asteroid was named on February 2, 1999, the little grebe was on the Dutch Red List of Endangered Species . The first letters of the asteroids (8585) to (8600) form the phrase Per aspera ad astra .
Web links
- (8587) Ruficollis in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (8587) Ruficollis 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 (8587) Ruficollis according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)