According to information of the official site of National bank of Ukraine, for September 10 of NBU I established the following official rate of hryvnia to world currencies:
100 USD - 799.5000 (for September 9 - 799.7000)
100 EUR - 1161.0339 (for September 9 - 1157.4058)
10 RUR - 2.5670 (for September 9 - 2.5488)
In Nikolaev the dollar on - former becomes cheaper.
Here is how the exchange rate in Nikolaev looks today, on September 10: