Individual Calculations February 2020
 Roehr, Oliver  Total change: -3.60  Rating chartPersonal card
 29. Erfurter Schachfestival Meisterturnier Erfurt GER 2019-12-26
 2068 2028 3.50 8 -0.09 40 -3.60 
  Schulz, Karsten f2267 GER0.001-0.2040-8.00 
  Dittrich, Tom 1915 GER1.0010.354014.00 
  Ruppert, Wolfgang 2169 GER0.001-0.3140-12.40 
  Diener, Carolin Valeria 1864 GER0.501-0.2240-8.80 
  Petri, Raphael 1839 GER1.0010.254010.00 
  Behrens, Harald f2222 GER0.5010.254010.00 
  Rensch, Toralf 2103 GER0.5010.10404.00 
  Sreyas, Payyappat 2166 IND0.001-0.3140-12.40 

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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