Rupee opens on flat note at 83.51 against US dollar in early trade
On the domestic equity market, the 30-share BSE Sensex was trading 31.16 points, or 0.04 per cent higher at 72,807.29 points. The broader NSE Nifty was up 14.15 points, or 0.06 per cent, to 22,118.20 points.