Individual Calculations February 2019
 Huijzer, Joop  Total change: 34.00  Rating chartPersonal card
 Tata Steel Chess Tournament 2018 - Tienkampen Wijk aan Zee NED 2019-01-18
RcRownchangeKK*chgGame
 1966 1990 6.50 9 1.70 20 34.00 
  Van Westerop, Sebastiaan 1927 NED1.0010.41208.20 
  Vanduyfhuys, Daria wc1915 BEL0.501-0.1020-2.00 
  Verhoef, Jaap 1933 NED1.0010.42208.40 
  Breedveld, Andre 2007 NED0.5010.02200.40 
  Van Nieuwenhuizen, Hans 1878 NED0.501-0.1520-3.00 
  Bottenberg, Frans 1976 NED0.001-0.5220-10.40 
  Heijboer, Pieter 2051 NED1.0010.582011.60 
  Happel, Henk f2047 NED1.0010.582011.60 
  Seeleman, Jan 1958 NED1.0010.46209.20 

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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