Individual Calculations February 2018
 Pijpers, Peter  Total change: -50.00  Rating chartPersonal card
 Tata Steel Tienkampen 2018 Wijk aan Zee NED 2018-01-19
RcRownchangeKK*chgGame
 1983 2023 2.50 9 -2.50 20 -50.00 
  Etmans, Maarten f2104 NED0.5010.11202.20 
  Kutchoukov, Daniel 1932 NED1.0010.38207.60 
  Van Foreest, Machteld 1931 NED0.501-0.1320-2.60 
  De Zwart, Johan 1974 NED0.001-0.5720-11.40 
  Hensbergen, Willem 2020 NED0.001-0.5020-10.00 
  Hummel, Joop 1956 NED0.001-0.5920-11.80 
  Ory, Jean-Paul 1909 NED0.001-0.6620-13.20 
  Bottenberg, Frans 1990 NED0.501-0.0520-1.00 
  Kossen, Johannes 2032 NED0.001-0.4920-9.80 

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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