(4775) Hansen ( German: Hansen ) is a slowly rotating asteroid belonging to the group of asteroids crossing the orbit of Mars , which was discovered on October 3, 1927 by the American astronomer Max Wolf at the Heidelberg Observatory and named after the German astronomer of the 18th century Peter Hansen [1] .
| (4775) Hansen | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | Max Wolf |
| Place of discovery | El leonsito |
| Discovery date | October 3, 1927 |
| Eponym | Peter hansen |
| Alternative notation | 1927 TC ; 1990 JA |
| Category | Mars Crossers |
| Orbital characteristics | |
| Age of November 4, 2013 JD 2456600.5 | |
| Eccentricity ( e ) | 0.4507257 |
| Semimajor axis ( a ) | 358.639 million km (2,3973519 AE) |
| Perihelion ( q ) | 196,991 million km (1,3168038 AE) |
| Aphelion ( Q ) | 520.286 million km (3.4779 AU) |
| Circulation Period ( P ) | 1355.801 days (3.712 g. ) |
| Average orbital speed | 18,215 km / s |
| Inclination ( i ) | 9,25596 ° |
| Longitude node (Ω) | 336.55659 ° |
| Perihelion Argument (ω) | 7.86386 ° |
| Median Anomaly ( M ) | 84.86299 ° |
| physical characteristics | |
| Diameter | 5 - 10 km |
| Apparent magnitude | 19.21 m (current) |
| Absolute magnitude | 13.8 m |
| Current distance from the sun | 2.572 a. e. |
| Current distance from earth | 3.019 a. e. |
Hansen asteroid orbit and its position in the solar system
See also
- List of asteroids ( 4701–4800 )
- 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. 411. - ISBN 3-540-00238-3 .