The Sensex at the Boambay Stock Exchnage gained 59 points, or 0.3 percent, at 19635, in the afternoon trade today, a short while ago. The Nifty of the National Stock Exchange moved up 11 points, or 0.2 percent, to 5,955. Stock markets in Japan, China, Hong Kong, South Korea and Singapore were trading mixed, in intra-day trade.