PokerStars No-Limit Hold'em, $0.02 BB (7 handed) converter

sitting duck ($1.89)
MP2 ($1.07)
CO ($0.98)
Button ($5.18)
SB ($3.09)
BB ($1.75)
UTG =#A500AF(Genius)/ ($1.45)

Preflop: sitting duck is MP1 with , .
UTG =#A500AF(Genius)/ calls $0.02, sitting duck calls $0.02, MP2 calls $0.02, CO calls $0.02, 1 fold, SB completes, BB checks.

Flop: ($0.12) , , (6 players)
SB checks, BB checks, Genius checks, sitting duck bets $0.06, MP2 folds, CO folds, SB folds, BB folds, Genius calls $0.06.

Turn: ($0.24) (2 players)
Genius checks, sitting duck bets $0.1, Genius calls $0.10.

River: ($0.44) (2 players)
Genius checks, sitting duck bets $0.2, Genius calls $0.20.

Final Pot: $0.84

Results in white below:
Genius has 9s 7d (two pair, nines and sevens).
sitting duck has As Tc (one pair, aces).
Outcome: Genius wins $0.84.

Am I not betting hard enough on flop/turn?