227 Philosophia is a large main-belt asteroid that was discovered by the French astronomer Paul-Pierre Henry on August 12, 1882, in Paris and named after the topic of philosophy. Based upon photometric observations, it has a synodic rotation period of 52.98 ± 0.01 with a brightness variation of 0.15 ± 0.02 in magnitude.[2]
References
- ^ Yeomans, Donald K., "227 Philosophia", JPL Small-Body Database Browser, NASA Jet Propulsion Laboratory, archived from the original on 1 September 2014, retrieved 12 May 2016.
- ^ Pilcher, Frederick; Alkema, Michael S. (July 2014), "Rotation Period Determination for 227 Philosophia", The Minor Planet Bulletin, 41 (3): 188–189, Bibcode:2014MPBu...41..188P.
External links
- The Asteroid Orbital Elements Database
- Minor Planet Discovery Circumstances
- 227 Philosophia at AstDyS-2, Asteroids—Dynamic Site
- 227 Philosophia at the JPL Small-Body Database
