$16: Getting lost with top pair

[Fiasco]

Early in tourney, no solid read on villain although he seems a littel loose passive.

PokerStars Tournament, Big Blind is t50 (8 handed) Converter on pregopoker.com

UTG (t2500)
UTG+1 (t1455)
MP1 (t1455)
Hero (t1615)
CO (t1415)
Button (t1395)
SB (t2490)
BB (t1175)

Preflop: Hero is in MP2 with A [img]/images/graemlins/spade.gif[/img] T [img]/images/graemlins/spade.gif[/img]
UTG folds, UTG+1 folds, MP1 folds, Hero raises to t150, CO folds, Button folds, SB folds, BB calls t100

Flop: (t325) A [img]/images/graemlins/heart.gif[/img] K [img]/images/graemlins/diamond.gif[/img] J [img]/images/graemlins/club.gif[/img] (2 players)
BB checks, Hero bets t200, BB calls t200

Turn: (t725) 4 [img]/images/graemlins/spade.gif[/img] (2 players)
BB checks, Hero?