Individual Calculations February 2018
 Kat, Rudolf  Total change: 10.80  Rating chartPersonal card
 Tata Steel Tienkampen 2018 Wijk aan Zee NED 2018-01-19
RcRownchangeKK*chgGame
 1987 1903 4.00 9 0.54 20 10.80 
  Breedveld, Andre 2023 NED1.0010.662013.20 
  Eveleens, Wim 2029 NED0.5010.17203.40 
  Huijzer, Joop 1995 NED0.5010.13202.60 
  Termeulen, Albert 2022 NED0.001-0.3420-6.80 
  Tinga, Tjerk 1943 NED1.0010.562011.20 
  Dijkstra, Matthijs 2026 NED0.001-0.3320-6.60 
  Ebels, Theo 1958 NED0.001-0.4220-8.40 
  Liebert, Erwin 1881 EST0.001-0.5320-10.60 
  Duin, Laurens 2007 NED1.0010.642012.80 

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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