Was this a good spot for an underbet on the turn?

River do you think this is a call?

Me(SB) $10.27
Player 3(BB) $10 - VP:100 PFR:0 AF:0.5 W:0| STL: 3B:0| CB:|0 N:2.08 Hands:1
Player 4(UTG) $8.04 - VP:40 PFR:30 AF:0.5 W:100|50 STL:100|50 3B:20|0 CB:0|0 N:-1.96 Hands:10
Player 6(CO) $9.93 - VP:67 PFR:0 AF:Inf. W:100|100 STL:0|100 3B:0| CB: N:-0.17 Hands:3
Player 1(BTN) $2.62 - VP:31 PFR:31 AF:Inf. W:0| STL:67|100 3B:0|100 CB:50| N:-0.38 Hands:16



Pre Flop: Me(SB) with [Td,Tc]
Player 4(UTG) folds,
Player 6(CO) calls 0.10,
Player 1(BTN) folds,
Me(SB) raises 0.45,
Player 3(BB) calls 0.40,
Player 6(CO) folds


Flop: (4d,9d,6h)(2 players)
Pot 1.10
Me(SB) bets 0.70,
Player 3(BB) calls 0.70


Turn: Qh (2 players)
Pot - 2.50
Me(SB) bets 1,
Player 3(BB) calls 1


River: 8s (2 players)
Pot - 4.50
Me(SB) checks,
Player 3(BB) bets 2.40,
Me(SB)?