(351) Yrsa
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Asteroid (351) Yrsa |
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| Properties of the orbit ( animation ) | |
| Orbit type | Middle main belt |
| Major semi-axis | 2.765 AU |
| eccentricity | 0.155 |
| Perihelion - aphelion | 2,336 AU - 3,194 AU |
| Inclination of the orbit plane | 9.2 ° |
| Length of the ascending node | 99.4 ° |
| Argument of the periapsis | 31.3 ° |
| Time of passage of the perihelion | December 30, 2012 |
| Sidereal period | 4 a 219 d |
| Mean orbital velocity | 17.8 km / s |
| Physical Properties | |
| Medium diameter | 39.6 km |
| Albedo | 0.2884 |
| Rotation period | 13 h 17 min |
| Absolute brightness | 8.98 likes |
| Spectral class | S. |
| history | |
| Explorer | Max Wolf |
| Date of discovery | December 16, 1892 |
| Another name | 1892 V, 1927 OB, 1950 PD 1 , 1959 LN |
| 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. | |
(351) Yrsa is an asteroid of the main belt that was discovered by Max Wolf in Heidelberg on December 16, 1892 .
The asteroid was named after a well-known queen from Norse mythology .