Yes, so the 1991 bike week simply start in daytona. I guess that's just a law of nature
What day of the week was August 11 1990
Monday was new years day 1990.
Sunday
15 August 1990 was a Wednesday.
11 October 1990 was a Thursday.
21 October 1990 was a Sunday.
22 September 1990 was a Saturday.
1 August 1990 was a Wednesday.
5 December 1990 was a Wednesday.
16 October 1990 was a Tuesday.
23 January 1990 was a Tuesday.
March 18 1990 was a Sunday.