TPTK on flush board OOP

Ultimate Bet No-Limit Hold'em, $.50 BB (8 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

saw flop|saw showdown

CO ($45.65)
Button ($58.55)
Hero ($48.75)
BB ($50.35)
UTG ($10.15)
UTG+1 ($19.95)
MP1 ($30)
MP2 ($91.05)

Preflop: Hero is SB with Khttp://www.flopturnriver.com/phpBB2/...iles/heart.gif, Ahttp://www.flopturnriver.com/phpBB2/...es/diamond.gif.
1 fold, UTG+1 raises to $1.75, 4 folds, Hero calls $1.50, BB calls $1.25.

Flop: ($5.25) 9http://www.flopturnriver.com/phpBB2/...iles/spade.gif, Thttp://www.flopturnriver.com/phpBB2/...iles/spade.gif, Ahttp://www.flopturnriver.com/phpBB2/...iles/spade.gif (3 players)
Hero ???

Didn't like this spot...advice? No reads on BB, UTG+1 kind of loose. Reraise PF?

any stats/reads?

yeah reraise pf is a good idea. i think you are good on this flop.