The word "Abnoba" has other meanings; see Abnoba .
(456) Abnoba ( lat.Abnoba ) - an asteroid from the group of the main belt , which belongs to the light spectral class S. It was discovered on June 4, 1900 by German astronomers Max Wolf and Friedrich Schwassman at the Heidelberg Observatory and named after Abnoba , the Galician goddess of forests and rivers [1] .
| (456) Abnoba | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | Max Wolf F. Schwassman |
| Place of discovery | Heidelberg |
| Discovery date | June 4, 1900 |
| Eponym | Abnoba |
| Alternative notation | 1900 FH ; 1952 YF |
| Category | Main ring |
| Orbital characteristics | |
| Age of May 23, 2014 JD 2456800.5 | |
| Eccentricity ( e ) | 0,1803328 |
| Semimajor axis ( a ) | 416.875 million km (2,7866400 AU ) |
| Perihelion ( q ) | 341.699 million km (2,2841174 AU) |
| Aphelion ( Q ) | 492,052 million km (3.2891626 AU) |
| Circulation Period ( P ) | 1699.103 days (4.652 g. ) |
| Average orbital speed | 17.696 km / s |
| Inclination ( i ) | 14.44188 ° |
| Longitude node (Ω) | 229.32549 ° |
| Perihelion Argument (ω) | 6.73488 ° |
| Median Anomaly ( M ) | 192.14555 ° |
| physical characteristics | |
| Diameter | 39.76 km |
| Weight | 6.58⋅10 16 kg |
| Density | 2,000 g / cm³ |
| Acceleration of free fall on the surface | 0.0111 m / s² |
| 2nd space speed | 0.0210 km / s |
| Rotation period | 18.281 h |
| Spectral class | S |
| Apparent magnitude | 15.07 m (current) |
| Absolute magnitude | 9.1 m |
| Albedo | 0.2335 |
| Average surface temperature | 160 K (−113 ° C ) |
| Current distance from the sun | 3,058 a. e. |
| Current distance from earth | 3.381 a. e. |
The orbit of the asteroid Abnob and its position in the solar system
See also
- List of asteroids ( 401-500 )
- 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. 51. - ISBN 3-540-00238-3 .