Mumbai :The BSE Sensex on Friday bounced back 519 points to open at 57,795.11 as buying was seen across the board. The Nifty too rose 174 points to 17,284.15. Sliding over 500 points on Thursday, the equity market jumped in early trade. All sectoral indices were in green. However, Realty, IT, Technology stocks were seen quite strong. The Sensex registered the days high and low at 57,907.72 and 57,570.31 points respectively. The Nifty registered the days high and low at 17,301.10 and 17,206.30 points respectively. The Mid Cap moved up 1.55 per cent and Small Cap by 1.66 per cent. In 30 scrips, 28 advanced while 2 declined. The gainers were NTPC by 4.08 per cent to Rs 140.45, M& M by 3.75 per cent to Rs 890.05, Wipro by 2.10 per cent to Rs 556.20, Tata Steel by 1.86 per cent to Rs 1109 and IndusInd Bank by 1.66 per cent to Rs 903. The losers were Bharti Airtel by 0.46 per cent to Rs 703.95, Maruti Suzuki by 0.26 per cent to Rs 8794 and HDFC by 0.11 per cent to Rs 2501.10.