(507) Laodika ( dr. Greek Λαοδίκη ) is the asteroid of the main belt , which belongs to the dark spectral class X. It was discovered on February 19, 1903 by the American astronomer Raymond Dugan at the Heidelberg Observatory and named after Laodika , the daughter of the last king of Troy [1] .
| (507) Laodice | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | Raymond Dugan |
| Place of discovery | Heidelberg |
| Discovery date | February 19, 1903 |
| Eponym | Laodika |
| Alternative notation | 1903 LO ; 1953 GK 1 ; 1958 AK; 1974 YC; A896 YB; A912 VP |
| Category | Main ring |
| Orbital characteristics | |
| Age of November 4, 2013 JD 2456600.5 | |
| Eccentricity ( e ) | 0,0953136 |
| Semimajor axis ( a ) | 471.943 million km (3.1547416 AU ) |
| Perihelion ( q ) | 426.96 million km (2.8540518 AU) |
| Aphelion ( Q ) | 516.925 million km (3,4554314 AU) |
| Circulation Period ( P ) | 2046.653 days (5.603 g. ) |
| Average orbital speed | 16.731 km / s |
| Inclination ( i ) | 9.51787 ° |
| Longitude node (Ω) | 293.61359 ° |
| Perihelion Argument (ω) | 100.33763 ° |
| Median Anomaly ( M ) | 13.96522 ° |
| physical characteristics | |
| Diameter | 43.78 km |
| Rotation period | 6.737 h |
| Spectral class | X |
| Apparent magnitude | 14.65 m (current) |
| Absolute magnitude | 9.2 m |
| Albedo | 0.2112 |
| Current distance from the sun | 2,914 a. e. |
| Current distance from earth | 2,668 a. e. |
The orbit of the asteroid Laodike and its position in the solar system
See also
- List of asteroids (501-600)
- Classifications of Minor Planets
Notes
- ↑ Schmadel, Lutz D. Dictionary of Minor Planet Names . - Fifth Revised and Enlarged Edition. - B. , Heidelberg, N. Y .: Springer, 2003 .-- P. 55. - ISBN 3-540-00238-3 .