The Sensex at the Bombay Stock Exchange was trading 112 points in positive territory at 19,804, in late morning deals, when reports last came in. The 30-share barometer had opened 66 points in the green today, on selective buying by funds, amid an improving trend on other Asian bourses. It had lost over 430 points in yesterday's session. The Nifty at the National Stock Exchange was trading 33 points up at 6,013.