(3251) Eratosthenes
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Asteroid (3251) Eratosthenes |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 3.1088 AU |
| eccentricity | 0.1625 |
| Perihelion - aphelion | 2.6037 AU - 3.6138 AU |
| Inclination of the orbit plane | 0.718 ° |
| Sidereal period | 5,481 a |
| Mean orbital velocity | 16.89 km / s |
| Physical Properties | |
| Absolute brightness | 12.8 mag |
| history | |
| Explorer |
CJ and I. van Houten-Groeneveld , T. Gehrels |
| Date of discovery | September 24, 1960 |
| Another name | 6536 PL, 1955 XE, 1982 RU 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. | |
(3251) Eratosthenes 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 historical Greek scientist Eratosthenes .