(12625) Koopman
Asteroid (12625) Koopman |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 3.1175 AU |
eccentricity | 0.1006 |
Perihelion - aphelion | 2.8038 AU - 3.4312 AU |
Inclination of the orbit plane | 5.9058 ° |
Length of the ascending node | 3.0492 ° |
Argument of the periapsis | 78.3147 ° |
Sidereal period | 5.50 a |
Physical Properties | |
Absolute brightness | 12.9 mag |
history | |
Explorer |
Cornelis Johannes van Houten , Ingrid van Houten-Groeneveld , Tom Gehrels |
Date of discovery | October 17, 1960 |
Another name | 9578 PL , 1982 SH 10 , 1982 UV 11 , 1984 BS 1 , 1993 SD 14 |
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. |
(12625) Koopman is an asteroid of the main belt , which 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 .
The asteroid was named on April 9, 2009 after the astronomer Elisabetha Hevelius (1647-1693), who was born Elisabetha Catherina Koopmann and was married to Johannes Hevelius for the second time . She did research with her husband and after his death published two of his works. She is considered to be the first woman whose achievements in astronomy were recognized.
See also
Web links
- (12625) Koopman in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (12625) Koopman in the Small-Body Database of the Jet Propulsion Laboratory (English).
- Discovery Circumstances by (12625) Koopman according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)