At the Interbank Foreign Exchange (Forex) market, the domestic currency commenced sharply lower at 59.50 a dollar from yesterday's close of 58.70 and dipped further to log its all-time low of 59.93 as market participants panicked after US Federal Reserve chief Ben Bernanke said USD 85 billion a month bond buying programme may be slowed down from this year.
The rupee saw a marginal recovery to end at 59.57, still down 87 paise or 1.48 per cent over Wednesday's close, after Chief Economic Advisor to Finance Ministry Raghuram Rajan said the government is ready to take steps to curb volatility and is "not short of instruments" to tackle slide in the rupee.
Continued selling by foreign funds in equities also put pressure on the rupee as overseas investors pulled out over Rs 2,000 crore today.
The dollar index was up by 0.72 per cent against a basket of six major global rivals after the Federal Reserve said the central bank may have scope to reduce the pace of monthly bond purchases, if the economy improves in line with its forecasts, shattering the global stock as well as forex markets.
The Indian benchmark S&P BSE Sensex today tanked by over 526 points, biggest fall in 21 months, to end at over two month lows.