(539) Pamina ( German Pamina ) - an asteroid of the main belt , which belongs to the spectral class C. It was discovered on August 2, 1904 by the German astronomer Max Wolf at the Heidelberg-Königstuhl Observatory and named after the heroine of Wolfgang Amadeus Mozart 's opera The Magic Flute .
| (539) Pamina | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | Max Wolf |
| Place of discovery | Heidelberg-Königstuhl Observatory |
| Discovery date | August 2, 1904 |
| Eponym | the heroine of the opera V.A.Mozart “The Magic Flute ” |
| Alternative notation | 1904 OL 1 , 1959 XK |
| Category | Main ring |
| Orbital characteristics | |
| Age of May 23, 2014 JD 2456800.5 | |
| Eccentricity ( e ) | 0.209861911939 |
| Semimajor axis ( a ) | 409.874 million km (2.739836933447 A.E.) |
| Perihelion ( q ) | 323.857 million km (2,164849516193 AU) |
| Aphelion ( Q ) | 495.891 million km (3.314824350701 AU) |
| Circulation Period ( P ) | 1656.477 days (4.535 g ) |
| Average orbital speed | 17.794 km / s |
| Inclination ( i ) | 6.808936359878 ° |
| Longitude node (Ω) | 274.5746546665 ° |
| Perihelion Argument (ω) | 96.82745277852 ° |
| Median Anomaly ( M ) | 43.23547452600 ° |
| physical characteristics | |
| Diameter | 53.97 km |
| Rotation period | 13,903 h |
| Spectral class | C |
| Apparent magnitude | 15.6 m (current) |
| Absolute magnitude | 10 m |
| Albedo | 0,0800 |
| Current distance from the sun | 2,933 a e. |
| Current distance from earth | 3.932 a. e. |
See also
- List of asteroids ( 501-600 )
- Classifications of Minor Planets