(574) Reginhild ( it. Reginhild ) - an asteroid of the main belt , which belongs to the spectral class S. It was discovered on September 19, 1905 by the German astronomer Max Wolf at the Heidelberg-Königsstühl Observatory .
| (574) Reginhild | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | Max wolf |
| Detection point | Observatory Heidelberg-Königstuhl |
| Date of discovery | September 19, 1905 |
| Alternative designations | 1905 RD , 1947 BB, A912 YB, A922 TB |
| Category | Main ring |
| Orbital characteristics | |
| The era of May 23, 2014 JD 2456800.5 | |
| Eccentricity ( e ) | 0,239399204916 |
| Semi-axis ( a ) | 336.985 million km (2,252603886150 a. E.) |
| Perihelion ( q ) | 256.311 million km (1,713332306815 a. E.) |
| Afhelia ( Q ) | 417.659 million km (2.791875465485 a. E.) |
| Period of circulation ( P ) | 1234,883 days (3,381 g. ) |
| Average orbital speed | 19.557 km / s |
| Inclination ( i ) | 5.683030412624 ° |
| Ascending node longitude (Ω) | 336.8173188685 ° |
| Perihelion Argument (ω) | 76,84359458355 ° |
| Mean Anomaly ( M ) | 16.41834748520 ° |
| physical characteristics | |
| Diameter | 7.46 km |
| Rotation period | 14.339 h |
| Spectral class | S |
| Apparent magnitude | 12.54 m (current) |
| Absolute magnitude | 7.46 m |
| Albedo | 0.3819 |
| Current distance from the Sun | 2,747 a. e. |
| Current distance from Earth | 2,346 a. e. |
See also
- List of asteroids ( 501–600 )
- Small Planet Classifications