December 20th, 1024 was a Monday.
November 23rd, 1024 - December 21st, 1024
Why not celebrate an alternative birthday? In 217 days, exactly on January 16th, 2027, people who were born on December 20th, 1024 will be 366,000 days old!
Fixed holidays (Christian feast day, Earliest date for Winter solstice's eve) which are celebrated on December 20th.
| M = 1000 | X = 10 | IV = 4 | I = 1 |
Yes: 1024 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).