There are 353 sleeps (353 days) until October 12 (Tuesday, October 12, 2027).
There are 353 days until October 12 (Tuesday, October 12, 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 October 12. Sleeps are the same as days.
353 sleeps is 50 weeks and 3 sleeps.