Individual Calculations February 2018
 De Freytas, Paul  Total change: -15.60  Rating chartPersonal card
 Tata Steel Tienkampen 2018 Wijk aan Zee NED 2018-01-19
RcRownchangeKK*chgGame
 1974 1916 3.00 9 -0.78 20 -15.60 
  Mienis, Dennis 1931 NED0.001-0.4820-9.60 
  Haag, Guenter 1955 GER0.001-0.4520-9.00 
  Haakman, Adri 2031 NED1.0010.662013.20 
  De Bruijn, Aad 1972 NED1.0010.582011.60 
  Hoeneveld, Maarten 1885 NED0.001-0.5420-10.80 
  Veenstra, Wopke 1983 NED0.001-0.4120-8.20 
  Ritsema, Ronald 2068 NED0.001-0.3020-6.00 
  Geertsema, Piet 1950 NED0.5010.05201.00 
  Wijgers, Ben 1995 NED0.5010.11202.20 

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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