HD 53143 [SEP] constellation
HD 53143
HD 53143 is a star in the Carina constellation, located about from the Earth. With an apparent visual magnitude of 6.80, this star is a challenge to view with the naked eye even under ideal viewing conditions.
Using the technique of gyrochronology, which measures the age of a low-mass star based on its rotation, HD 53143 is about old. Depending on the source, the stellar classification for this star is G9 V or K1V, placing it near the borderline between G-type and
(2009)
External links.
- The Circumstellar Disk Learning Site
- Kalas' homepage
- Sky & Telescope Article on Fomalhaut discovery
- Space.com article on AU Microscopii discovery
- New Scientist article on HD 53143 and HD 139664 discoveries