(6386) Keithnoll ( Latin Keithnoll ) - an asteroid belonging to the group of asteroids crossing the orbit of Mars and belonging to the bright spectral class S. It was discovered on July 10, 1989 by the American astronomer Henry Holt at the Palomar Observatory and named after the American astronomer Keith Noll [1] .
| (6386) Caitnall | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | Henry Holt |
| Place of discovery | Palomar |
| Discovery date | July 10, 1989 |
| Alternative notation | 1989 NK 1 ; 1955 RG 1 ; 1991 FW 4 |
| Category | Mars Crossers |
| Orbital characteristics | |
| Age of June 27, 2015 JD 2457200.5 | |
| Eccentricity ( e ) | 0.3020002 |
| Semimajor axis ( a ) | 339.748 million km (2.2710722 AU ) |
| Perihelion ( q ) | 237.144 million km (1,5852079 AU) |
| Aphelion ( Q ) | 442.351 million km (2.9569365 AU) |
| Circulation Period ( P ) | 1250.1 days (3.423 g. ) |
| Average orbital speed | 19.305 km / s |
| Inclination ( i ) | 8.73148 ° |
| Longitude node (Ω) | 119.86899 ° |
| Perihelion Argument (ω) | 268.09115 ° |
| Median Anomaly ( M ) | 148.08942 ° |
| physical characteristics | |
| Diameter | 8 - 18 km |
| Rotation period | 3.1381 h |
| Spectral class | S |
| Apparent magnitude | 18.26 m (current) |
| Absolute magnitude | 12.6 m |
| Current distance from the sun | 2.837 a. e. |
| Current distance from earth | 3.05 a. e. |
Orbit of asteroid Caitnall and its position in the solar system
See also
- List of asteroids ( 6301-6400 )
- 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. 521. - ISBN 3-540-00238-3 .