10NL - TPTK facing flop check minraise

[STALLOWN3D]

No reads on villian. Does he ever have KQ here or is it always QJ? I don't see this happening with a FD or SD either. Also, is that an alright flop bet? More/Less?

PokerStars No-Limit Hold'em, $0.10 BB (5 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

MP ($12.10)
Hero ($16.55)
SB ($13.15)
BB ($10.50)
UTG ($26)

Preflop: Hero is Button with A[img]/images/graemlins/heart.gif[/img], Q[img]/images/graemlins/diamond.gif[/img].
UTG calls $0.10, <font color="#666666">1 fold</font>, <font color="#CC3333">Hero raises to $0.5</font>, SB calls $0.45, <font color="#666666">1 fold</font>, UTG calls $0.40.

Flop: ($1.60) Q[img]/images/graemlins/spade.gif[/img], 5[img]/images/graemlins/spade.gif[/img], J[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, UTG checks, <font color="#CC3333">Hero bets $1.25</font>, <font color="#CC3333">SB raises to $2.5</font>, UTG folds, Hero ???