(1273) Helma ( German Helma ) - an asteroid of the main belt , which was discovered on August 8, 1932 by the German astronomer Karl Reinmouth at the Heidelberg Observatory in Germany . The asteroid is named after a friend of the German astronomer Werner Schaub.
| (1273) Helma | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | Karl Rainmouth |
| Place of discovery | Heidelberg |
| Discovery date | August 8, 1932 |
| Alternative notation | 1932 PF |
| Category | Main ring |
| Orbital characteristics | |
| Eccentricity ( e ) | 0.1614 |
| Semimajor axis ( a ) | 358.122 million km (2.3939 AU ) |
| Perihelion ( q ) | 300.321 million km (2,0075 AU) |
| Aphelion ( Q ) | 415.923 million km (2.7803 AU) |
| Circulation Period ( P ) | 1352.874 days (3.704 g. ) |
| Average orbital speed | 19,124 km / s |
| Inclination ( i ) | |
| Longitude node (Ω) | |
| Perihelion Argument (ω) | |
| Median Anomaly ( M ) | |
| physical characteristics | |
| Diameter | 30 km |
| Rotation period | 5,649 h |
| Absolute magnitude | 12,864 m |
The duration of one revolution of the asteroid Helm around the Sun is 3.704 years.
See also
- List of asteroids ( 1201–1300 )
- Classifications of Minor Planets