For astronomy and calendar studies, the Callippic cycle (or Calippic) is a particular approximate common multiple of the year (specifically the tropical year) and the synodic month, that was proposed by Callippus during 330 BC. It is a period of 76 years, as an improvement of the 19-year Metonic cycle. 1 Callippic Cycles = 2398377600 seconds.
Callippic Cycles
| Standard Units | |
|---|---|
| Century | {{century}} |
| Days | {{day}} |
| Decade | {{decade }} |
| Hours | {{hour}} |
| Lustres | {{lustre}} |
| Millennium | {{millennia}} |
| Millisecond | {{millisec}} |
| Miniutes | {{min}} |
| Moments | {{moment}} |
| Month | {{month}} |
| Nanoseconds | {{nanosec}} |
| Seconds | {{sec}} |
| Sothic Cycle | {{sothic_cycles}} |
| Weeks | {{week}} |
| Year | {{year}} |
| Years (Julian) | {{ju_year}} |
| Year (Tropical) | {{tr_year}} |