NL 25: set, allin donk auf flushy river - call?

[M.P.Rator]

PokerStars No-Limit Hold'em, $0.25 BB (5 handed) - Poker-Stars Converter Tool from FlopTurnRiver.com

MP ($9.40)
Button ($25.95)
SB ($15.10)
BB ($13.20)
Hero (UTG) ($24.50)

Preflop: Hero is UTG with :ac :ks
Hero raises to $1.00, 2 folds, SB calls $0.90, 1 fold

Flop: ($2.25) :ah :4d :ad (2 players)
SB checks, Hero bets $1.50, SB calls $1.50

Turn: ($5.25) :2s (2 players)
SB checks, Hero bets $4.00, SB calls $4.00

River: ($13.25) :9d (2 players)
SB bets $8.60 (All-In), Hero calls $8.60

Total pot: $30.45 | Rake: $1.45

villain: unknown

(flop wird bei mir wiedermal nicht richtig angezeigt: Ah 4d Ad)

ist der rivercall ok?