Individual Calculations March 2011
 Hoerr, Christian  Total change: -8.25  Rating chartPersonal card
 11.Internationales Weihnachts-Open Siebenlehn GER 2010-12-27
 1931 1951 0.50 2 -0.55 15 -8.25 
  Kahn, Peter 2077 GER0.001-0.3315-4.95 
  Zimmermann, Falk 1784 GER0.501-0.2215-3.30 

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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