(101383) Karloff Main-belt Asteroid
Discovered on 30 October 1998 by R. A. Tucker at Goodricke-Pigott.
Boris Karloff, born William Henry Pratt (1887–1969), was an English actor who attained cultural icon status for his portrayal of the monster in the 1931 motion picture Frankenstein. Karloff, who also appeared in more than 150 films and television programs, has two stars on the Hollywood Walk of Fame.Naming citation (WGSBN Bull. 3, #11, 7), IAU / Minor Planet Center, via NASA/JPL
Where Karloff is today
Seen from above the solar system on 2026-10-14: Karloff is 2.19 au from the Sun and 2.37 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 101383 |
| Provisional designation | 1998 UK23 |
| Orbit class | Main-belt Asteroid |
| Diameter | 1.98 km (#17,057 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.312 |
| Rotation period | 2.57 hours |
| Absolute magnitude (H) | 15.73 |
| Orbital period | 3.60 years |
| Semi-major axis | 2.35 au |
| Perihelion – aphelion | 2.07 – 2.63 au |
| Eccentricity | 0.119 |
| Inclination | 13.4° |
| Closest distance between its orbit and Earth's (MOID) | 1.08 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Boris
- (1954) Kukarkin
- (2126) Gerasimovich
- (5453) Zakharchenya
- (6284) Borisivanov
- (6811) Kashcheev
- (7278) Shtokolov
- (9145) Shustov
- (9148) Boriszaitsev
- (10424) Gaillard
- (10990) Okunev
- (11015) Romanenko
- (14346) Zhilyaev
All asteroids named after someone called Boris