according to history of throw quads in pairs skating: misfortune, horrible failure 2006
and the first real achievement of a clean throw quadruple salchow in an officiel ISU_competition 2007:
Thanks to “”Eleonara D’Eredità” on youtube:
Thanks to “Skating102” on youtube:
Kavaguti and Smirnov land the second throw quad salchow ever to be performed at the 2008 European Championships.