Individual Calculations March 2011
 Roggeveen, Pieter  Total change: 45.75  Rating chartPersonal card
 Dutch Team Competition - 2C - round 5-6 2011 Various NED 2011-01-08
RcRownchangeKK*chgGame
 2141 2162 2.00 2 0.94 15 14.10 
  Oranje, Richard 2150 NED1.0010.48157.20 
  Van Lanen, Toon 2132 NED1.0010.46156.90 

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)
 
 Tata Steel Chess Tournament - Tien 2C Wijk aan Zee NED 2011-01-21
RcRownchangeKK*chgGame
 2130 2162 7.00 9 2.11 15 31.65 
  Vroombout, Enrico 2138 NED0.501-0.0315-0.45 
  Fehr, Axel 2168 GER1.0010.51157.65 
  Schoonenberg, Olav 2044 NED0.501-0.1615-2.40 
  Van Den Bergh, Jan 2076 NED0.501-0.1215-1.80 
  Heltzel, Joost c2227 NED0.5010.09151.35 
  Wijnberg, Arjan 2141 NED1.0010.47157.05 
  De Ruiter, Tom 2148 NED1.0010.48157.20 
  Van Der Meer, Remco 2092 NED1.0010.40156.00 
  Vargyas, Zoltan 2138 HUN1.0010.47157.05 

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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