(2125) Karl-Ontjes
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Asteroid (2125) Karl-Ontjes |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.7851 AU |
| eccentricity | 0.1087 |
| Perihelion - aphelion | 2.4822 AU - 3.0879 AU |
| Inclination of the orbit plane | 1.6897 ° |
| Sidereal period | 4.65 a |
| Mean orbital velocity | 17.84 km / s |
| Physical Properties | |
| Medium diameter | 13.69 km (± 1.2) |
| Albedo | 0.1033 (± 0.020) |
| Rotation period | ? H |
| Absolute brightness | 11.9 likes |
| Spectral class | ? |
| history | |
| Explorer |
CJ and I. van Houten-Groeneveld , T. Gehrels |
| Date of discovery | September 24, 1960 |
| Another name | 2005 PL , 1951 WD, 1969 PW, 1969 RJ 2 , 1977 ES 1 |
| 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. | |
(2125) Karl-Ontjes is an asteroid of the main belt that was discovered on September 24, 1960 by the Dutch research team Cornelis Johannes van Houten , Ingrid van Houten-Groeneveld and Tom Gehrels as part of the Palomar-Leiden survey .
The name of the asteroid is reminiscent of the Frankfurt nuclear physicist Karl-Ontjes Groeneveld , who is a brother of Ingrid van Houten-Groeneveld.