Individual Calculations March 2012
 Ziegler, Prof. Dr. Ulrich  Total change: -16.50  Rating chartPersonal card
 12.Internationales Weihnachts-Open Siebenlehn GER 2011-12-27
 1819 1845 0.50 2 -0.55 30 -16.50 
  Duenzel, Jonas 2071 GER0.001-0.2130-6.30 
  Dietrich, Franz 1566 GER0.501-0.3430-10.20 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)


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