Ranking are effected globally from January 17, 2013

It seems like SERP ranking are effected globally from January 17 2013 and one thing which is
quite interesting is sites who have targeted to specifically one country has been affected most
but unlike most sites which are based globally has very good results , yet any official
remark is awaited till now.

Google Updating Its Algo JAN 2013

Watching my ranking for more than 300 keywords as well very big  change can be seen from past three days i mean to say 16 Jan, 17 Jan and that changes continues on 18 Jan , something going on Google SERP's  and that is what people wants to know , every forum and and roundtable has flooded with this debate but nothing exactly come forward as every one is just sharing their experience  and suffering of ranking is really painful, well there was buzz about Google updation from 10 Jan 2013 but it confirmed only when finally people saw their SERP suffer .

For More Deatils and some more can be viewed

www.webmasterworld.com/google/4532950.htm