opp range?

PokerStars No-Limit Hold'em, $0.25 BB (8 handed) Poker-Stars Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver Cards)

saw flop|saw showdown

CO ($19.10)
Button ($26)
SB ($24.75)
BB ($30.35)
UTG ($46)
Hero ($54.70)
MP1 ($4.40)
MP2 ($33.70)

Preflop: Hero is UTG+1 with http://www.flopturnriver.com/phpBB2/.../smiles/ks.gif, http://www.flopturnriver.com/phpBB2/.../smiles/qs.gif.
//Avion™\\9 calls $0.25, Hero raises to $1.5, 6 folds, //Avion™\\9 calls $1.25.

Flop: ($3.10) http://www.flopturnriver.com/phpBB2/.../smiles/7c.gif, http://www.flopturnriver.com/phpBB2/.../smiles/jd.gif, http://www.flopturnriver.com/phpBB2/.../smiles/ts.gif (2 players)
//Avion™\\9 checks, //Avion™\\9 calls $2.25.

Turn: ($5.35) http://www.flopturnriver.com/phpBB2/.../smiles/kh.gif (2 players)
//Avion™\\9 checks, Hero bets $4.5, Hero calls $4.50.

River: ($14.35) http://www.flopturnriver.com/phpBB2/.../smiles/4s.gif (2 players)

Final Pot: $14.35

opp range?
heros play?

I think I read it right, plz fix HH.

no reads, big range. I think I bet/fold here. I've been struggling with river value lately, this seems borderline for me, but I bet it usually.