terrible or good? i have to bet the turn or no?

Full Tilt No-Limit Hold'em, $0.25 BB (5 handed) Full-Tilt Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Button ($25)
SB ($14.25)
Hero ($30.95)
UTG ($28.70)
MP ($72.05)

Preflop: Hero is BB with T, 8.
2 folds, Button calls $0.25, SB completes, Hero checks.

Flop: ($0.75) 8, T, 5 (3 players)
SB checks, Hero bets $0.55, Button calls $0.55, SB calls $0.55.

Turn: ($2.40) 6 (3 players)
SB checks, Hero ???