[Geschlossen] turn zur viel geballert?

Known players:
[tg]Position:hands/vp$ip/RaisePreflop/AF/WTS/ORL/BBvsSteal/W$SD;BB:178/11 /6 /1.6/27 /11 /67 /43 ;UTG2:110/42 /23 /5.9/36 /29 /50 /54 ;[/tg]
0.1/0.25 No-Limit Hold'em (8 handed)
Hand recorder used for this poker hand: PokerStrategy Elephant 0.67 by www.pokerstrategy.com.

Preflop: Hero is SB with Q♠, J♠
UTG2 calls $0.25, 5 folds, Hero calls $0.15, BB checks.

Flop: ($0.75) T♠, 8♥, 9♣ (3 players)
Hero bets $0.75, BB folds, UTG2 calls $0.75.

Turn: ($2.25) K♠ (2 players)
Hero bets $1.50, UTG2 raises to $3.00, Hero raises to $12.75, UTG2 folds, Hero gets uncalled bet back.

Final Pot: $8.25

Results follow (highlight to see):
Hero shows a straight, king high (Qs Js)

Hero wins with a straight, king high (Qs Js)

hi all,,, hab ich den turn zur viel geballert??? wenn ja wie hoch kann man max raisen ohne das der gegner foldet,,,oder ist es besser b-b turn c-r river??? mfg