[Closed] Thin Value Bet

His play is so passive I put him on a middle pair. His stats are 18/15/3.0 with a WTS of 22 over 100 hands. Good bet?

Hand converted with online PokerStrategy.com hand converter:

Play hand

$0.05/$0.1 No-Limit Hold'em (6 handed)

Known players:
[tg]MP2$10.00:///////;MP3$21.25:///////;CO (Hero)$10.66:///////;BU$19.63:///////;SB$2.85:///////;BB$14.96:///////;[/tg]

Preflop: Hero is CO with A:d, Q:s.
2 folds, Hero raises to $0.30, 2 folds, BB calls $0.20.

Flop: ($0.65) 9:h, K:h, 4:c (2 players)
BB checks, Hero bets $0.40, BB calls $0.40.

Turn: ($1.45) 4:h (2 players)
BB checks, Hero checks.

River: ($1.45) Q:d (2 players)
BB checks, Hero bets $1.00, BB calls $1.00.

Final Pot: $3.45.