There are 301 sleeps (301 days) until August 20 (Friday, August 20, 2027).
There are 301 days until August 20 (Friday, August 20, 2027) — one sleep per night.
One sleep per night between now and the big day — tonight is the first sleep, and the morning after the last sleep is August 20. Sleeps are the same as days.
301 sleeps is 43 weeks.