9 man SnG
Blinds 75/150
MP2 1410
MP1 2775
CO 3792
BU 469
SB 3125
BB (Hero) 990 2s 9s
MP1 limps, CO limps, SB completes, BB checks
Flop 9c 3s Js
SB checks, Hero now has 840 chips, check or all-in given there are 600 chips in the pot? I would have normally check folded the flush draw, but this time given I actually hit a pair, even if I get called by a better hand, I might still have outs. what do people think?