(8589) Stellaris
Asteroid (8589) Stellaris |
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Properties of the orbit ( animation ) | |
Orbit type | Inner main belt asteroid |
Major semi-axis | 2.2061 AU |
eccentricity | 0.0718 |
Perihelion - aphelion | 2.0477 AU - 2.3645 AU |
Inclination of the orbit plane | 3.1858 ° |
Length of the ascending node | 340.2983 ° |
Argument of the periapsis | 52.0304 ° |
Sidereal period | 3.28 a |
Mean orbital velocity | 20.06 km / s |
Physical Properties | |
Rotation period | 5.37 h |
Absolute brightness | 15.0 mag |
history | |
Explorer |
Cornelis Johannes van Houten , Ingrid van Houten-Groeneveld , Tom Gehrels |
Date of discovery | September 24, 1960 |
Another name | 4068 PL , 1986 QM 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. |
(8589) Stellaris is an asteroid of the main inner belt that was discovered on September 24, 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 .
(8589) Stellaris is named after the bittern , whose scientific name is Botaurus stellaris . At the time the asteroid was named on February 2, 1999, the bittern 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
- (8589) Stellaris in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (8589) Stellaris 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 (8589) Stellaris according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)