Individual Calculations September 2016
 Petri, Wolfgang  Total change: 18.20  Rating chartPersonal card
 2. Bayer-Sommeropen 2016 Leverkusen GER 2016-08-19
RcRownchangeKK*chgGame
 2011 2025 3.00 4 0.91 20 18.20 
  Jonkman, Harmen g2417 NED0.001-0.0820-1.60 
  Stuch, Hans-Ferdinand 1777 GER1.0010.19203.80 
  Pitz, Marko 1696 GER1.0010.12202.40 
  Esser, Michael, Dr. 2155 GER1.0010.682013.60 

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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