PokerStars No-Limit Hold'em, $0.50 BB (8 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Button ($12.60)
SB ($17)
BB ($65)
UTG ($29)
UTG+1 ($114.75)
MP1 ($42.55)
Hero ($50)
CO ($118.90)

Preflop: Hero is MP2 with A, J. Hero posts a blind of $0.50.
2 folds, MP1 calls $0.50, Hero (poster) checks, 1 fold, Button calls $0.50, SB completes, BB checks.

Flop: ($2.50) T, 8, 7 (5 players)
SB bets $1.5, BB folds, MP1 folds, Hero calls $1.50, Button folds.

Turn: ($5.50) T (2 players)
SB checks, Hero ???

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No read on the SB, as this is my first hand on the table.

What's your move on the turn?