Poor play, bad luck, both?

[Saborion]

Party Poker No-Limit Hold'em, $1 BB (10 handed) converter

Being a newbie, and even more so at NL, please help me out! [img]/images/graemlins/smile.gif[/img]

Only notes I have on my opponent in this hand is the following "NL: AA = 2BB? CR other PFR all in w/ AA HU?".

Hero ($42)
MP2 ($72.24)
MP3 ($66.90)
CO ($48.50)
Button ($67.75)
SB ($84.05)
BB ($237.23)
UTG ($38.35)
UTG+1 ($62.65)
UTG+2 ($53.45)

Preflop: Hero is MP1 with Q[img]/images/graemlins/spade.gif[/img], Q[img]/images/graemlins/club.gif[/img].
UTG folds, UTG+1 folds, UTG+2 calls $1, <font color="CC3333">Hero raises to $4</font>, MP2 calls $4, MP3 folds, CO folds, Button folds, SB folds, BB calls $3, UTG+2 calls $3.

Flop: ($16.50) 2[img]/images/graemlins/spade.gif[/img], Q[img]/images/graemlins/heart.gif[/img], J[img]/images/graemlins/heart.gif[/img] <font color="blue">(4 players) </font>
BB checks, UTG+2 checks, <font color="CC3333">Hero bets $15</font>, MP2 folds, BB folds, UTG+2 calls $15.

Turn: ($46.50) 7[img]/images/graemlins/heart.gif[/img] <font color="blue">(2 players) </font>
UTG+2 checks, <font color="CC3333">Hero bets $23 (All-In)</font>, UTG+2 calls $23.

River: ($92.50) K[img]/images/graemlins/heart.gif[/img] <font color="blue">(2 players, 1 all-in) </font>

Final Pot: $92.50
<font color="#990066">Main Pot: $92.50, between Hero and UTG+2.</font>