I of course thought about the check back but couldn't resist to bet 1/3 and get called by worse. I think if I check I would have lost as well but maybe u have another opinion.
PokerStars - $0.10 NL (6 max) - Holdem - 6 players
Hand converted by PokerTracker 4
UTG: 111.7 BB (VPIP: 29.84, PFR: 24.29, 3Bet Preflop: 10.42, Hands: 259)
Hero (MP): 105.4 BB
CO: 88.6 BB (VPIP: 33.33, PFR: 0.00, 3Bet Preflop: 0.00, Hands: 10)
BTN: 110.8 BB (VPIP: 28.07, PFR: 21.05, 3Bet Preflop: 0.00, Hands: 59)
SB: 100 BB (VPIP: 18.75, PFR: 15.63, 3Bet Preflop: 6.35, Hands: 165)
BB: 117.3 BB (VPIP: 28.00, PFR: 24.00, 3Bet Preflop: 20.00, Hands: 25)
SB posts SB 0.5 BB, BB posts BB 1 BB
Pre Flop: (pot: 1.5 BB) Hero has J♠ J♣
fold, Hero raises to 2.5 BB, fold, fold, fold, BB calls 1.5 BB
Flop: (5.5 BB, 2 players) J♥ Q♥ 6♦
BB checks, Hero bets 2.7 BB, BB calls 2.7 BB
Turn: (10.9 BB, 2 players) 4♥
BB checks, Hero bets 8.5 BB, BB calls 8.5 BB
River: (27.9 BB, 2 players) T♠
BB checks, Hero bets 8 BB, BB raises to 29.2 BB, fold
Spoiler
BB wins 41.9 BB