December 20th, 1044 was a Friday.
November 23rd, 1044 - December 21st, 1044
Why not celebrate an alternative birthday? In 479 days, exactly on November 17th, 2027, people who were born on December 20th, 1044 will be 359,000 days old!
Fixed holidays (Christian feast day, Earliest date for Winter solstice's eve) which are celebrated on December 20th.
| M = 1000 | XL = 40 | X = 10 | IV = 4 | I = 1 |
Yes: 1044 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).