Individual Calculations August 2015
 Schilstra, Laurens  Total change: 72.80  Rating chartPersonal card
 Amsterdam Chess Tournament - B Amsterdam NED 2015-07-11
RcRownchangeKK*chgGame
 1921 1846 5.00 8 1.82 40 72.80 
  Van Akkeren, Arno 1993 NED0.001-0.3040-12.00 
  Willockx, Ritsaart 1938 BEL0.001-0.3740-14.80 
  Freer, Rob 1866 NED0.5010.03401.20 
  Greven, Ron 1821 NED1.0010.474018.80 
  Zegstroo, Martin 1843 NED1.0010.504020.00 
  Bolhuis, Ridens 2014 NED0.5010.22408.80 
  Kastelijn, Toine 1903 NED1.0010.584023.20 
  Sterrenburg, Kees 1990 NED1.0010.694027.60 

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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