Gulfstream Park has an 11-race card on Friday, with first post of 12:35 p.m.
The carryover on the Rainbow 6 is $88,034. It begins on the sixth race, which has a scheduled post of 3:08 p.m.
On Thursday, there were 160 tickets with the winners of all six Rainbow 6 races. Each was paid $428.30 on the 20-cent-only bet.
New wagering on the Rainbow 6 was $121,937 on Thursday.
Per its rules on days with multiple Rainbow 6 winning tickets, Gulfstream took out 20 on those new tickets. It then divided 56 percent among tickets with six winners and added 24 percent to the carryover.