Help...2 Pairfacing River Checkraise All in

[We Major]

FVillain in this hand is a little laggy. 28.6/15.2/3.68 over 468 hands. Seems solid.

I couldn't figure out what kind of a hand the villain would play this way except a 9T. I think he would raise an AJ or AQ hand...
Full Tilt 0.50/1 Hold'em (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

Preflop: Hero is BB with A[img]/images/graemlins/club.gif[/img], 6[img]/images/graemlins/club.gif[/img].
<font color="#666666">2 folds</font>, CO calls, Button calls, SB completes, Hero checks.

Flop: (4 SB) J[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/spade.gif[/img], 8[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(4 players)</font>
<font color="#CC3333">SB bets</font>, Hero calls, CO folds, Button calls.

Turn: (8 BB) 6[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, <font color="#CC3333">Hero bets</font>, Button folds, SB calls.

River: (20 BB) Q[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
SB checks, <font color="#CC3333">Hero bets</font>, <font color="#CC3333">SB raises</font>, Hero folds.

Final Pot: 40 BB