Party Poker No-Limit Hold'em, $ BB (9 handed) FTR converter on zerodivide.cx

BB ($18.90)
Hero ($43)
UTG+1 ($37.30)
MP1 ($28.75)
MP2 ($23.65)
MP3 ($22.25)
CO ($19.74)
Button ($39.20)
SB ($37.99)

Preflop: Hero is UTG with A, J. SB posts a blind of $0.10.
Hero calls $0.25, 1 fold, MP1 calls $0.25, 1 fold, MP3 calls $0.25, 3 folds, BB checks.

Flop: ($1.10) J, A, 6 (4 players)
BB checks, Hero checks, MP1 bets $2, MP3 folds, BB folds, Hero raises to $4, MP1 calls $2.

Turn: ($9.10) 9 (2 players)
Hero bets $6, MP1 calls $6.

River: ($21.10) 5 (2 players)
Hero bets $10, MP1 calls $10.

Final Pot: $41.10

I still think i am a pansy.

Should i be pushing this river?

Or betting more..