Individual Calculations January 2011
 Bonoo, Iwan  Total change: 28.00  Rating chartPersonal card
 Dutch Team Competition - 3C - round 3-4 Various NED 2010-11-20
RcRownchangeKK*chgGame
 2050 2006 2.00 2 1.12 25 28.00 
  Schoonenberg, Olav 2043 NED1.0010.552513.75 
  De Heer, Peter 2056 NED1.0010.572514.25 

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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