Dmitry Mayorov. The ruble against the dollar and Euro in the evening steadily declined, trading near the lows of the day amid decrease of the oil market below $ 48 per barrel of Brent. Syrian theme, remaining the main in the geopolitical sector, as long as neutral has an impact on exchange rate dynamics of the ruble, say officials. The dollar calculations "tomorrow" to 19. 40 MSK increased by 0, 31 - 65, 70 rubles, Euro - at 0, 34 rubles 73, 50 ruble, follows from the data of capital exchange. The ruble during the session on Thursday continued to play the dynamics of the oil market. So, during the day the Price of Brent amounted in practice to the key level of 50 dollars per barrel. Support to the market of "black gold" provided data about the fact that oil production in the U.S. last week fell by 0, 43%, or by 40 thousand barrels per day - up to 9, 096 million barrels. In addition, stockpiling of oil to the largest in the United States in the terminal Cushing (Cushing) declined by 1 million barrels to 53 million. according to the company "the Joint oil data initiative" (JODI), world consumption of oil in the first half of 2015 increased 3, 3% compared with the same period last year to 71, 4 million barrels a day. against this background, the dollar fell below the key mark of 65 rubles and reached the lowest level since the end of the summer (64, 736 rubles). However, the cost for petroleum products until are unable to reach the psychologically significant level of $ 50. This has led to growth in the evening's main reserve currencies against the ruble in the territory of the daily highs. As long as the geopolitical factor remains neutral for the ruble exchange rate. The West is pretty calm reaction to the first strikes of the Russian Federation in the Syrian Arab Republic, that does not put pressure on the ruble, and may be, on the contrary, supports it through Support of the oil market, say officials. The beginning of a new month and, accordingly, the quarter is also not very effect on exchange rate dynamics. The rates MosPrime overnight, although slightly decreased Field of end September tax period, But remain relatively high (11, 73%), which supports the ruble. in the end in the evening, the dollar and the Euro grew by a few tens of cents each. the cost of oil remains below $ 50 per barrel, continued to support the dollar, not allowing the ruble to push it below 65 rubles, said Yuri Kravchenko from IK " Veles Capital ". on the last working day of the week the results will be determined next portion of statistics on the labor market in the U.S. in September, he added. The tentative warming of relations between Russia and USA (because of Syria) and the progress in resolving the fall in the South-East of Ukraine creates preconditions to October the strengthening of the ruble, said Sergei Kochergin from the organization Exness. "According to CBR estimates, this month, the 30 largest non-financial entities of the Russian Federation will be obliged to repay 4, 306 billion dollars of external debt (principal amount), which is more than 2 times less than the amount of the September payment. In the coming weeks, the low demand for currency and the high on the RUB, or rather OFZ the Russian Federation, have the opportunity to lead to reductions in the dollar below 64 rubles, Euro - below 72 rubles ", - he added.