As previously written in July last year, Gordon Brown is currently experiencing transiting Pluto through Moscow. The current Osborne/Mandelson flare-up about involvement with Russian power and money will very probably damage Gordon unless handled with great care.
For Gordon, Pluto's 60-70 miles from Moscow at the moment, moving nearer and further as it retrogrades then turns direct.
Last year's blog entry about Gordon and Russia can be read here:-
http://astrology.blog.co.uk/2007/07/17/gordon_brown_aamp_moscow~2650876