Individual Calculations July 2011
 Bijlsma, Nick  Total change: -3.15  Rating chartPersonal card
 NK Jeugd U16 Haarlem NED 2011-04-30
RcRownchangeKK*chgGame
 2033 2171 4.00 8 -1.36 15 -20.40 
  Knottnerus, Ivo 1956 NED1.0010.23153.45 
  Vos, Tjark 1819 NED1.0010.11151.65 
  Meng, Roger 2189 NED0.5010.03150.45 
  Van Overdam, Julian 2159 NED0.001-0.5215-7.80 
  Van Overdam, Jan 2046 NED0.501-0.1715-2.55 
  Van Der Werff, Frank 1891 NED1.0010.16152.40 
  Kollen, Zyon 2093 NED0.001-0.6115-9.15 
  Kirana, Marco 2107 NED0.001-0.5915-8.85 

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)
 
 Dutch Team Competition - 1A - round 9 Various NED 2011-05-14
RcRownchangeKK*chgGame
 2198 2177 0.50 1 0.03 15 0.45 
  Booij, Johan 2198 NED0.5010.03150.45 

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)
 
 5e ENCI Limburg Open - group A Maastricht NED 2011-06-10
RcRownchangeKK*chgGame
 2337 2177 3.00 6 1.12 15 16.80 
  Coenen, Michael 2337 GER1.0010.711510.65 
  Surewaard, Wilbert 2164 NED1.0010.48157.20 
  Fedorchuk, Sergey A. g2577  * UKR0.001-0.0815-1.20 
  Priebe, Jan 2252 GER0.5010.10151.50 
  Harff, Marcel 2217 GER0.5010.06150.90 
  Hovhanisian, Mher m2472 ARM0.001-0.1515-2.25 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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