dt

Sleepytime

Calculate optimal sleep cycles.

Each sleep cycle lasts 90 minutes. Average 14 min to fall asleep. Waking mid-cycle leaves you groggy.

09:46 PM
6 cycles · 9.0h
11:16 PM
5 cycles · 7.5h
12:46 AM
4 cycles · 6.0h
02:16 AM
3 cycles · 4.5h