Nikitina Raising With Top Pair

We catch the action on a flop of [Jh] [9d] [4h], Anton Astapau bets 8,700 and Natalya Nikitina raises to 17,400 in the next seat. Astapau makes the call, and he does the same after Nikitina bets 22,000 on a [4c] turn. The river is the [Ac] and both players check. Astapau shows [9h] [8h] for the middle pin and flush draw on the flop, whilst Nikitina shows [Jc] [Tc] for the top pair on the flop.

Nikitina ~ 310,000
Astapau ~ 107,000