(115) Thyra
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Asteroid (115) Thyra |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2,379 AU |
| eccentricity | 0.193 |
| Perihelion - aphelion | 1.921 AU - 2.837 AU |
| Inclination of the orbit plane | 11.6 ° |
| Length of the ascending node | 309 ° |
| Argument of the periapsis | 96.8 ° |
| Time of passage of the perihelion | October 20, 2011 |
| Sidereal period | 3 a 244 d |
| Mean orbital velocity | 19.1 km / s |
| Physical Properties | |
| Medium diameter | 80 km |
| Albedo | 0.2747 |
| Rotation period | 7 h 14 min |
| Absolute brightness | 7.51 likes |
| Spectral class | S. |
| history | |
| Explorer | JC Watson |
| Date of discovery | August 6, 1871 |
| 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. | |
(115) Thyra is a main belt - Asteroid . It was discovered on August 6, 1871 by the American astronomer J. C. Watson .
The asteroid was named after the Danish Queen Thyra Danebod , wife of Gorm , King of Jutland.