Russian ruble - Brent divergence indicator. Predicts change of USD/RUB rate according to UKOIL price change Works only in 1m timescale. Typically, predicts movements in 1-10 min advance. The idea is that there is a significant correlation between RUB and OIL (appr. 0,95). But, sometimes a significant delay in USD/RUB response to UKOIL change happens. The index allows to keep track on such delays and predict upcoming USD/RUB movement. Trade with care!