September 22 is the 266th day of the year in the Gregorian calendar (or the 267th in leap years). It's notable because it's typically around the time of the autumnal equinox in the Northern Hemisphere, when day and night are roughly equal in length before nights begin to grow longer.
AI-generated from the Wikipedia summary — may contain errors.
September 22 is the 265th day of the year (266th in leap years) in the Gregorian calendar; 100 days remain until the end of the year.
Events
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).