UK Stocks-Factors to watch on Jan. 29

Jan 29 (Reuters) - Britain's FTSE 100 index is seen opening up 22 points, or 0.4 percent on Friday, according to financial bookmakers. For more on the factors affecting European stocks, please click on * The UK blue chip index closed 1 percent lower at 1 percent on Thursday after earlier rising over the 6,000.00 level, its highest since early January. The index was weighed down by Ashtead Group Plc and travel stocks hit by rising oil prices. * ROLLS-ROYCE: Rolls-Royce Holdings PLC