Individual Calculations June 2015
 Ratsma, Midas  Total change: -59.80  Rating chartPersonal card
 NK Jeugd 2015 - U20 Rotterdam NED 2015-05-02
RcRownchangeKK*chgGame
 2032 2182 5.00 9 -1.07 20 -21.40 
  Geene, Joris 1840 NED1.0010.12202.40 
  Lai, Hing Ting f2317 NED0.001-0.3220-6.40 
  Ratsma, Rosa 2097 NED1.0010.38207.60 
  Kollen, Zyon 2196 NED0.001-0.4820-9.60 
  Lentjes, Noud 2091 NED0.001-0.6220-12.40 
  Kalle, Erwin 1782  * NED0.001-0.9220-18.40 
  Bakker, Jouke 1919 NED1.0010.18203.60 
  Senders, Justin 1986 NED1.0010.25205.00 
  Veltkamp, Bastiaan 2061 NED1.0010.34206.80 
 * 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)
 
 BPB Limburg Open 2015 - Groep A Maastricht NED 2015-05-22
RcRownchangeKK*chgGame
 2137 2182 2.00 7 -1.92 20 -38.40 
  Hoynck Van Papendrecht, Frans 2091 NED0.001-0.6220-12.40 
  Verhoef, Pieter 2027 NED0.501-0.2120-4.20 
  Van Der Valk, Niklas 2128 GER0.001-0.5820-11.60 
  Doggers, Peter 2253 NED1.0010.602012.00 
  Keetman, Maaike 2194 NED0.001-0.4820-9.60 
  Van Meegen, Ruud 2151 NED0.501-0.0420-0.80 
  Van Den Hatert, Roy 2118 NED0.001-0.5920-11.80 

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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