Trical is a calendar based on powers of three.
Unit | Definition | Equivalence | SI equivalence |
---|---|---|---|
second | 24×60×60/310 = 86400/59049 = ca. 1.463 SI seconds | ||
moment | 3 seconds | ||
instant | 3 moments | 9 s | |
minute | 3 instants | 27 s | ca. 40 s |
dim | 3 minutes | 81 s | ca. 2 min |
egg | 3 dims | 9 min | ca. 6 min |
take | 3 eggs | 27 min | ca. 18 min |
hour | 3 takes | 81 min | 8/9 h |
watch | 3 hours | 243 min | 160 min |
shift | 3 watches | 9 h | 8 h |
day | 3 shifts | 27 h | 86400 s |
trip | 3 days | 81 h | |
week | 3 trips | 9 d | > 1 week |
month | 3 weeks | 27 d | < 1 month |
season | 3 months | 81 d | < 1 quarter |
triad | 3 seasons | 243 d | |
jear | 3 triads | 729 d | ca. 2 years |
Leap rule
- 3^6 = 729 = 2*364.5
- (2*729+3) / 4 = 365.25
After every two jears there is a leap trip (3 days), but not always …