Confused with JJ .10/.20

[losingdonkey]

Poker Stars
Limit Holdem Ring game
Limit: $0.10/$0.2
9 players
Converter

Pre-flop: (9 players) Hero is BB with J[img]/images/graemlins/diamond.gif[/img] J[img]/images/graemlins/club.gif[/img]
<font color="#cc0000">UTG raises</font>, 4 folds, CO calls, Button calls, SB folds, <font color="#cc0000">Hero 3-bets</font>, <font color="#cc0000">UTG caps</font>, CO calls, Button calls, Hero calls.

Flop: 2[img]/images/graemlins/diamond.gif[/img] 2[img]/images/graemlins/heart.gif[/img] 4[img]/images/graemlins/club.gif[/img] (16.5SB, 4 players)
Hero checks, <font color="#cc0000">UTG bets</font>, CO calls, Button calls, <font color="#cc0000">Hero raises</font>, <font color="#cc0000">UTG 3-bets</font>, 2 folds, Hero calls.

Turn: Q[img]/images/graemlins/diamond.gif[/img] (12.25BB, 2 players)
Hero checks, <font color="#cc0000">UTG bets</font>, Hero calls.

River: 8[img]/images/graemlins/heart.gif[/img] (14.25BB, 2 players)
Hero checks, <font color="#cc0000">UTG bets</font>, Hero calls.

Results:
Final pot: 16.25BB