Mumbai, Feb 6 (IANS) Sentiments were positive at Indian equities markets which opened 11 a.m. Saturday for a 90-minute special trading session with a key index ruling 101 points higher than its previous close, about half an hour into trade.

Around 11 a.m., the 30-scrip sensitive index (Sensex) of the Bombay Stock Exchange (BSE), which opened at 15,807.75 points, rose to 15,892.37 points, up 101.44 points or 0.64 percent from its previous close at 15,790.93 points.

At the National Stock Exchange (NSE), the broader 50-share S&P CNX Nifty was at 4,745.65 points, against the previous close at 4,718.65 points, a gain of 0.57 percent or 27 points.

Broader markets were in the green as well the BSE midcap index up 0.93 percent and the BSE small cap index trading 1.25 percent higher.

The two major bourses, Bombay Stock Exchange (BSE) and the National Stock Exchange (NSE), are conducting a special 90-minute trading session Saturday to test NSE's upgraded systems.