Sorry, I couldn't find pricing data for that day. The closing price for Bitcoin (BTC) in terms of RUB on December 13, 2013 was 29,361.18. It was up 2.3% for the day.
DATE
OPEN
HIGH
LOW
CLOSE
December 13 2013
28,687.87
—
—
29,361.18
Daily pricing data for Bitcoin dates back to 7/13/2010, and may be incomplete.