Sleep Time Calculator

Wake-up timeTime to fall asleep

min

Go to bed at

9:45 PM

6 Sleep cycles · 9h

Recommended times

Best

9:45 PM

9h

5 Sleep cycles

11:15 PM

7h 30m

4 Sleep cycles

12:45 AM

6h

3 Sleep cycles

2:15 AM

4h 30m

Based on 90-minute sleep cycles; use as a planning reference.