Individual Calculations September 2017
 Schelleman, Iris  Total change: -16.40  Rating chartPersonal card
 Open Dutch Junior Championship U16 Borne NED 2017-08-07
RcRownchangeKK*chgGame
 1670 1730 3.50 7 -0.41 40 -16.40 
  Van Randtwijk, Mick 1892 NED0.001-0.2940-11.60 
  Van Dongen, Sam 1856 NED0.5010.17406.80 
  Damen, Sven 1544 NED0.501-0.2440-9.60 
  Bruening, Silas 1330  * GER1.0010.08403.20 
  De Vries, Tobias 1747 NED0.001-0.4840-19.20 
  Martinez, Anna 1837 NED0.5010.15406.00 
  Kanbier, Guy 1487 NED1.0010.20408.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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