Individual Calculations January 2010
 Van De Plassche, Bas  Total change: -7.30  Rating chartPersonal card
 Klasse 1B Round 2-4 - Dutch Team Competition Various NED 2009-10-31
RcRownchangeKK*chgGame
 2236 2427 1.50 3 -0.73 10 -7.30 
  Ruijgrok, Dennis 2309 NED0.501-0.1610-1.60 
  Osterwald, Elwin 2186 NED0.001-0.8010-8.00 
  Van Putten, Henk 2214 NED1.0010.23102.30 

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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