Lightcurves from two oppositions of 227 Philosophia and 2089 Cetacea
Abstract
Minor planet 227 Philosophia was observed over 6 nights in 2004 and 4 nights in 2005. The synodic period was 18.048±0.031hr with a peak-to-peak amplitude of 0.2mag in 2005. Similarly, 2089 Cetacea was observed over 7 nights both in 2001 and in 2005. The synodic rotation was 39.120±0.093hr with an amplitude of ~0.35mag in 2005.
- Publication:
-
Minor Planet Bulletin
- Pub Date:
- June 2006
- Bibcode:
- 2006MPBu...33...42B
- Keywords:
-
- Minor Planets;
- Light Curves