The October 2009 trade for 500 megawatts was transacted at a premium of £0.02/MWh to the LEBA UK power window index. The names of the counterparties involved were not released.

The 16.00 to 16.15 LEBA index window, launched in late June, coincides with the afternoon window for the Month-ahead UK natural gas market. "The hope is that it could help stimulate increased liquidity in the front months of the UK power price curve," says Chris Barton, head of UK Power at Spectron. "This could ultimately