Individual Calculations September 2018
 Wiersma, Eelke  Total change: -10.40  Rating chartPersonal card
 Dutch Open 2018 Dieren NED 2018-07-24
RcRownchangeKK*chgGame
 2254 2346 4.50 9 -1.04 10 -10.40 
  Op Den Dries, Johan 2101 NED1.0010.20102.00 
  Hausrath, Daniel g2495 GER0.5010.20102.00 
  Lobanov, Sergei m2521 RUS0.001-0.2710-2.70 
  Krishnater, Kushager 2209 IND0.001-0.6810-6.80 
  Van Dael, Siem f2212 NED0.001-0.6810-6.80 
  Bus, Tom 2118 NED1.0010.21102.10 
  Go, Benjamin 2162 NED1.0010.26102.60 
  Anand, Nadar f2346 IND0.5010.00100.00 
  Zwirs, Jasper 2124 NED0.501-0.2810-2.80 

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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