Individual Calculations September 2017
 Hendriks, Willy  Total change: -8.60  Rating chartPersonal card
 Dutch Open 2017 Dieren NED 2017-07-25
RcRownchangeKK*chgGame
 2289 2411 5.00 9 -0.86 10 -8.60 
  Elgersma, Simon 2120 NED1.0010.15101.50 
  Kooijmans, Jermo 2272 NED1.0010.31103.10 
  Leenhouts, Koen m2486 NED0.001-0.4010-4.00 
  Kollen, Zyon f2307 NED1.0010.36103.60 
  Butkiewicz, Lukasz m2455 POL0.001-0.4410-4.40 
  Van Meegen, Ruud 2239 NED0.001-0.7310-7.30 
  Kokje, Joris 2112 NED1.0010.15101.50 
  Vos, Tjark 2171 AHO1.0010.20102.00 
  Brodowski, Piotr m2442 POL0.001-0.4610-4.60 

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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