Individual Calculations August 2014
 Roos, David  Total change: 25.20  Rating chartPersonal card
 Science Park Chess Tournament 2014 - groep A Amsterdam NED 2014-07-05
 2217 2097 4.00 8 1.26 20 25.20 
  Von Meijenfeldt, Bart 2331 NED0.001-0.2120-4.20 
  Maddens, Martijn 2015 BEL1.0010.39207.80 
  In`t Veld, Daan 2211 NED0.001-0.3420-6.80 
  Afek, Yochanan m2298 ISR1.0010.762015.20 
  Kohler, Aran f2222 NED0.5010.17203.40 
  Van Der Poel, Henk f2231 NED0.5010.18203.60 
  Prakken, Gerrit f2188 NED0.5010.12202.40 
  Offringa, Joost 2241 NED0.5010.19203.80 

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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