(857) Glasenappia ( Latin Glasenappia ) is an asteroid of the main belt belonging to the spectral class MU. The asteroid was discovered on April 6, 1916 by the Russian astronomer Sergei Ivanovich Belyavsky at the Simeiz Observatory , in the Crimea, and named after the Russian astronomer Sergei Pavlovich Glazenap . [1] The asteroid shows signs of a metal asteroid of spectral class M , but has signs not inherent to either this or other spectral classes according to Tolen's classification. [2]
| (857) Glasenappia | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | S. Belyavsky |
| Place of discovery | Crimea (Simeiz) |
| Discovery date | April 6, 1916 |
| Eponym | Glazenap, Sergey Pavlovich |
| Alternative notation | A916 GR; 1953 YC; 1958 HK; A906 FF; A913 MF |
| Category | Main ring |
| Orbital characteristics | |
| Age of April 27, 2019 JD 2458600.5 | |
| Eccentricity ( e ) | 0,08863 |
| Semimajor axis ( a ) | 327.646 million km (2.19018 AU ) |
| Perihelion ( q ) | 298.607 million km (1,99606 AU) |
| Aphelion ( Q ) | 356.686 million km (2.3843 AU) |
| Circulation Period ( P ) | 1,183,909 days (3.241 g. ) |
| Average orbital speed | 20,086 km / s |
| Inclination ( i ) | 5,301 ° |
| Longitude node (Ω) | 82.915 ° |
| Perihelion Argument (ω) | 239.135 ° |
| Median Anomaly ( M ) | 176.711 ° |
| physical characteristics | |
| Diameter | 14,497 km |
| Rotation period | 8.20 h |
| Spectral class | M |
| Apparent magnitude | 16.37 m (current) |
| Absolute magnitude | 11.32 m |
| Albedo | 0.271 |
| Current distance from the sun | 2,364 a. e. |
| Current distance from earth | 3.282 a. e. |
See also
- List of Asteroids ( 801-900 )
- Classifications of Minor Planets
Notes
- ↑ IAU Minor Planet Center . www.minorplanetcenter.net. Date of treatment June 25, 2019.
- ↑ https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2000856#content
Links
NASA's JPL Database of Small Bodies in the Solar System (857 Glasenappia )
Schmadel, Lutz D. Dictionary of Minor Planet Names . - Fifth Revised and Enlarged Edition. - B. , Heidelberg, N. Y .: Springer, 2003 .-- 992 p. - ISBN 3-540-00238-3 . .