74P/Smirnova–Chernykh
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74P/Smirnova–Chernykh is a periodic comet in the Solar System. It fits the definition of an Encke-type comet with (TJupiter > 3; a < aJupiter),[1] and is a Quasi-Hilda comet.[2] It was discovered in late March 1975 by Tamara Mikhajlovna Smirnova while examining exposures from the Crimean Astrophysical Observatory.[3] In the discovery images the comet had an apparent magnitude of ~15.[3] In the year of discovery, the comet came to perihelion on August 6, 1975.[3]
The comet had been photographed during 1967, but was identified as an asteroid and assigned the designation 1967 EU.[4]
The comet is estimated at 4.46 km in diameter, and currently has an orbit contained completely inside of the orbit of Jupiter.[1]
References
External links
- Orbital simulation from JPL (Java) / Horizons Ephemeris
- 74P at Kazuo Kinoshita's Comets
- Images of 74P/Smirnova–Chernykh from the 2009 passage