Individual Calculations March 2011
 Gerstenberg, Lutz  Total change: -12.75  Rating chartPersonal card
 11.Internationales Weihnachts-Open Siebenlehn GER 2010-12-27
 1935 1902 0.50 3 -0.85 15 -12.75 
  Friedrich, Ricardo 2139 GER0.001-0.2015-3.00 
  Muehlberg, Frank 2017 GER0.5010.16152.40 
  Humburg, Philipp 1649 GER0.001-0.8115-12.15 

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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