Individual Calculations May 2017
 Zwettler, Gerald Adam  Total change: 2.40  Rating chartPersonal card
 Offene Oberoesterreichische Landesmeisterschaft 2017 Traun AUT 2017-04-07
RcRownchangeKK*chgGame
 1824 1801 1.50 3 0.12 20 2.40 
  Obran, Harald 2009 AUT0.001-0.2320-4.60 
  Amritzer, Martina 1545 AUT1.0010.19203.80 
  Heuschober, Walter 1919 AUT0.5010.16203.20 

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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