September 29th, 1512 was a Sunday.
September 24th, 1512 - October 23rd, 1512
Why not celebrate an alternative birthday? In 330 days, exactly on June 21st, 2027, people who were born on September 29th, 1512 will be 188,000 days old!
Fixed holidays (Christian feast day) which are celebrated on September 29th.
| M = 1000 | D = 500 | X = 10 | IX = 9 | I = 1 |
Yes: 1512 is a leap year, therefore has a 29th of February with an additional leap day and a total of 366 days (instead of the usual 365 days in a normal year).