50nl, how much value on this river?

[ShipitFMA]

Only been at the table a handful of hands;

Poker Stars, $0.25/$0.50 NL Hold'em Cash Game, 6 Players
LegoPoker Hand History Converter

SB: $28.55
Hero (BB): $50
UTG: $23.55
MP: $21.45
CO: $49.10
BTN: $62.95

Pre-Flop: Q[img]/images/graemlins/heart.gif[/img] 8[img]/images/graemlins/heart.gif[/img] dealt to Hero (BB)
UTG calls $0.50, MP calls $0.50, 2 folds, SB calls $0.25, Hero checks

Flop: ($2) 7[img]/images/graemlins/heart.gif[/img] 3[img]/images/graemlins/club.gif[/img] 6[img]/images/graemlins/heart.gif[/img] (4 Players)
SB checks, <font color="red">Hero bets $1.25</font>, UTG calls $1.25, MP calls $1.25, SB folds

Turn: ($5.75) Q[img]/images/graemlins/spade.gif[/img] (3 Players)
<font color="red">Hero bets $3.50</font>, UTG calls $3.50, MP folds

River: ($12.75) J[img]/images/graemlins/spade.gif[/img] (2 Players)
<font color="red">Hero bets ???</font>

And fyi, i misclicked the turn, meant to be 4...which i guess you could argue is still too small. Lol, i also actually misclicked flop, its usually 1.5 - 1.75