Good or bad fold? AM I a pussy... AJ gets me in too much trouble

PokerStars No-Limit Hold'em Tourney, Big Blind is t1500 (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

saw flop|saw showdown

UTG (t28665)
UTG+1 (t60077)
MP1 (t43604)
MP2 (t40518)
MP3 (t210453)
Hero (t100928)
Button (t28886)
SB (t34906)
BB (t39038)

Preflop: Hero is CO with A, J.
3 folds, MP2 calls t1500, 3 folds, SB completes, BB checks.

Flop: (t4950) 9, 5, 9 (3 players)
SB checks, BB bets t3500, MP2 folds, SB folds.

Final Pot: t4950

Results in white below:
No showdown. BB wins t4950.

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