Individual Calculations July 2011
 Drent, Sjoerd  Total change: 3.90  Rating chartPersonal card
 BSG Pinkstertoernooi 2011 Bussum NED 2011-06-10
RcRownchangeKK*chgGame
 2104 2010 2.50 6 0.26 15 3.90 
  Ootes, Lennart 2194 NED0.5010.24153.60 
  Galje, Hans 2143 NED0.5010.18152.70 
  Mellema, Andries 2138 NED0.001-0.3315-4.95 
  Hazenberg, Frans 1957 NED1.0010.43156.45 
  Straat, Evert-Jan 2103 NED0.5010.13151.95 
  Pietrow, Andrzej 2091 NED0.001-0.3915-5.85 

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)
 

 

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