NL50: second barrel on turn scare card?

[von7thal]

PokerStars No-Limit Hold'em, $0.50 BB (6 handed) - Poker-Stars Converter Tool from FlopTurnRiver.com

SB ($63.25)
BB ($46.25)
UTG ($35.55)
Hero (MP) ($59.00)
CO ($57.95)
Button ($64.15)

Preflop: Hero is MP with :qh, :ac
UTG calls $0.50, Hero raises to $2.50, 4 folds, UTG calls $2.00

Flop: ($5.75) :2d, :5s, :4d (2 players)
UTG checks, Hero bets $4.00, UTG calls $4.00

Turn: ($13.75) :kc (2 players)
UTG checks, Hero bets $8.35 ?

villain: 39/3/1.8 über 135 hände

oder ist gegen diesen villain second barrel schlecht? gegen welche spieler macht ihr hier eine second barrel?