Sleep at 9:39 AM
Plan your wake-up time if you sleep at 9:39 AM. This tool optimizes sleep cycles of 90 minutes and considers 15 minutes to fall asleep. Adults: 7-9 hrs, Teenagers: 8-10 hrs, Children: 9-11 hrs, Elderly: 7-8 hrs.
- 6 cycles12:24 AM9 hrs
- 5 cycles1:54 AM7.5 hrs
- 4 cycles3:24 AM6 hrs
- 3 cycles4:54 AM4.5 hrs
- 2 cycles6:24 AM3 hrs
- 1 cycles7:54 AM1.5 hrs
Suggested bedtimes (arrive in bed earlier to allow 15 minutes to fall asleep).
Tip: Sleep cycles average ~90 minutes. Aim for 4–6 full cycles (6–9 hrs).