The mining sector was performing well with heavyweights such as Rio Tinto, Glencore and Anglo American making gains. Rio was supported by comments from Canaccord Genuity, which repeated its 'buy' rating on the back of the miner's strong free cash flows in the first half.Centrica inched higher despite saying that earnings this year will be affected by a reduction in output from EDF Energy's nuclear power stations. Centrica, which has a 20% interest in EDF Energy's nuclear operations, said: "The resulting reduction in output from the affected nuclear power stations is currently estimated to reduce Centrica's earnings per share in 2014 by around 0.3p per share."Also rising strongly were airlines Easyjet and IAG. Meanwhile, Deutsche Bank lowered its recommendation for Friends Life Group from 'buy' to 'hold', saying it sees worse-than-expected underlying trends at the life assurance firm. The stock was the worst performer on the Footsie.Royal Bank of Scotland was down on reports it is set to sell the international branch of Coutts, its private bank, in a deal thought to be valued at around $1bn (£600m). RBS's decision will see Coutts split into two separate businesses, with one to be based in Britain and one to be based in Zurich, from where it'll manage operations in Dubai, Abu Dhabi, Singapore and Hong Kong.Standard Chartered declined after Nomura reduced its target price from 1,580p to 1,480p, maintaining a 'buy' recommendation. FTSE 100 - RisersAshtead Group (AHT) 907.50p +4.37%International Consolidated Airlines Group SA (CDI) (IAG) 330.50p +4.23%Anglo American (AAL) 1,606.00p +3.55%Rio Tinto (RIO) 3,483.00p +3.05%Persimmon (PSN) 1,253.00p +2.96%G4S (GFS) 261.60p +2.95%Schroders (SDR) 2,276.00p +2.85%easyJet (EZJ) 1,263.00p +2.85%Smith & Nephew (SN.) 1,013.00p +2.79%Glencore (GLEN) 375.05p +2.75%FTSE 100 - FallersMorrison (Wm) Supermarkets (MRW) 166.50p -1.83%Royal Bank of Scotland Group (RBS) 340.10p -1.59%Friends Life Group Limited (FLG) 316.10p -1.00%RSA Insurance Group (RSA) 426.20p -0.47%Tesco (TSCO) 245.95p -0.43%GlaxoSmithKline (GSK) 1,374.50p -0.40%HSBC Holdings (HSBA) 625.00p -0.40%Legal & General Group (LGEN) 237.00p -0.34%Randgold Resources Ltd. (RRS) 5,095.00p -0.29%Standard Chartered (STAN) 1,213.00p -0.25%NR