4 October is the 277th day of the year (278th in leap years). There are 88 days remaining.
- 1935: Minerva McGonagall is born to Robert McGonagall and Isobel Ross.
- 1946: Minerva McGonagall receives her acceptance letter from Hogwarts School of Witchcraft and Wizardry. Her mother, Isobel, sobs not only of pride but of jealousy, too, as Minerva will be free to roam with those of her own kind.