(2921) Sophocles
Asteroid (2921) Sophocles |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Asteroid family | Themis family |
Major semi-axis | 3.2463 AU |
eccentricity | 0.1540 |
Perihelion - aphelion | 2.7465 AU - 3.7460 AU |
Inclination of the orbit plane | 1.4694 ° |
Sidereal period | 5.85 a |
Mean orbital velocity | 16.53 km / s |
Physical Properties | |
Medium diameter | ? km |
Albedo | ? |
Rotation period | 4,778 h |
Absolute brightness | 13.3 mag |
Spectral class | ? |
history | |
Explorer |
CJ and I. van Houten-Groeneveld , T. Gehrels |
Date of discovery | September 24, 1960 |
Another name | 6525 PL , 1981 EH 18 , 1982 KN 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. |
(2921) Sophocles 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 timeless (non- osculating ) orbital elements of (2921) Sophocles are almost identical to those of the smaller (assuming the absolute brightness of 14.6 compared to 13.6) asteroid (7720) Lepaute .
(2921) Sophocles is named after the historical Greek playwright Sophocles .
See also
Individual evidence
- ↑ The family status of the asteroids in the AstDyS-2 database (English, HTML; 51.4 MB)