October 20th, 1490 was a Monday.
September 24th, 1490 - October 23rd, 1490
Why not celebrate an alternative birthday? In 316 days, exactly on June 7th, 2027, people who were born on October 20th, 1490 will be 196,000 days old!
Fixed holidays (Christian feast days) which are celebrated on October 20th.
| M = 1000 | CD = 400 | XC = 90 | X = 10 |
No: With 365 days 1490 is a normal year and no leap year.