Individual Calculations May 2010
 Breukelman, Jan  Total change: 8.70  Rating chartPersonal card
 Klasse 1B Round 7-9 - Dutch Team Competition Various NED 2010-03-06
RcRownchangeKK*chgGame
 2210 2191 2.00 3 0.58 15 8.70 
  Wuts, Frank f2251 NED0.001-0.4215-6.30 
  Wijnberg, Arjan 2161 NED1.0010.46156.90 
  Jolles, Hajo f2217 NED1.0010.54158.10 

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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