Individual Calculations February 2018
 Woudsma, Martijn  Total change: 75.20  Rating chartPersonal card
 Tata Steel Tienkampen 2018 Wijk aan Zee NED 2018-01-19
RcRownchangeKK*chgGame
 2119 2181 9.00 9 3.76 20 75.20 
  Van Der Heide, Auke 2094 NED1.0010.38207.60 
  Van Halderen, Herman 2038 NED1.0010.31206.20 
  Van `t Hof, Eric c2114 NED1.0010.41208.20 
  Van Geffen, Ben 2108 NED1.0010.40208.00 
  Overeem, Marc f2246 NED1.0010.592011.80 
  Schroer, Marcel 2080 NED1.0010.36207.20 
  Krings, Christoph 2184 GER1.0010.502010.00 
  Goes, Sten 2222 NED1.0010.562011.20 
  Kalle, Erwin 1987 NED1.0010.25205.00 

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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