Individual Calculations September 2016
 Kollen, Zyon  Total change: 4.60  Rating chartPersonal card
 Dutch Open 2016 Dieren NED 2016-07-26
RcRownchangeKK*chgGame
 2241 2310 5.50 9 0.23 20 4.60 
  Zwirs, Jasper 2071 NED0.501-0.3020-6.00 
  Hendriks, Willy m2407 NED0.5010.13202.60 
  Sparenberg, Erik 2147 NED1.0010.28205.60 
  Van Foreest, Lucas 2367 NED0.5010.08201.60 
  Sahil, Tickoo 2016 IND0.001-0.8520-17.00 
  Zwirs, Nico 2374 NED0.001-0.4120-8.20 
  Bus, Tom 2226 NED1.0010.38207.60 
  Ratsma, Midas 2171 NED1.0010.31206.20 
  Van Dooren, Dirk f2390 NED1.0010.612012.20 

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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