December 29th, 1260 was a Wednesday.
December 22nd, 1260 - January 20th, 1261
Why not celebrate an alternative birthday? In 381 days, exactly on August 11th, 2027, people who were born on December 29th, 1260 will be 280,000 days old!
Fixed holidays (Christian feast day) which are celebrated on December 29th.
| M = 1000 | C = 100 | L = 50 | X = 10 | IX = 9 | I = 1 |
Yes: 1260 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).