AJ suited, should I check-raise this turn?

[Nightbrace]

Relatively tight table, 4 or 5 to the flop normally, no stats, haven't paid for PAHud yet, Should I consider check-raising this turn? Any and all comments appreciated.

Party Poker 0.50/1 Hold'em (9 handed) FTR converter on zerodivide.cx

Preflop: Hero is UTG with J[img]/images/graemlins/diamond.gif[/img], A[img]/images/graemlins/diamond.gif[/img].
<font color="#CC3333">Hero raises</font>, <font color="#666666">3 folds</font>, MP3 calls, <font color="#666666">3 folds</font>, BB calls.

Flop: (6.50 SB) 3[img]/images/graemlins/heart.gif[/img], 9[img]/images/graemlins/diamond.gif[/img], 4[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
BB checks, <font color="#CC3333">Hero bets</font>, MP3 calls, BB folds.

Turn: (4.25 BB) T[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, <font color="#CC3333">MP3 raises</font>, Hero folds.

Final Pot: 7.25 BB