(23) Thalia
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Asteroid (23) Thalia |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.625 AU |
| eccentricity | 0.234 |
| Perihelion - aphelion | 2.01 AU - 3.24 AU |
| Inclination of the orbit plane | 10.1 ° |
| Length of the ascending node | 66.9 ° |
| Argument of the periapsis | 60.7 ° |
| Time of passage of the perihelion | February 5, 2011 |
| Sidereal period of rotation | 4 a 92 d |
| Mean orbital velocity | 18.1 km / s |
| Physical Properties | |
| Medium diameter | 107 km |
| Dimensions | approx. 1.3 · 10 18 kg |
| Albedo | 0.25 |
| Medium density | approx. 2 g / cm³ |
| Rotation period | 12.31 h |
| Absolute brightness | 7 likes |
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Spectral class (according to Tholen) |
S. |
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Spectral class (according to SMASSII) |
S. |
| history | |
| Explorer | JR Hind |
| Date of discovery | December 15, 1852 |
| 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. | |
(23) Thalia is an asteroid of the main asteroid belt discovered by John R. Hind on December 15, 1852 .
The heavenly body was named after Thalia , the muse of comic poetry and entertainment.
Thalia has a diameter of 107 kilometers. It has a relatively light, silicate surface with an albedo of 0.25.