Individual Calculations July 2009
 Loomans, John  Total change: -8.25  Rating chartPersonal card
 3H - r 6-9 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 1965 2097 1.00 2 -0.33 25 -8.25 
  De Ridder, Dieter 1845 BEL0.501-0.3125-7.75 
  Van Meurs, Rob 2085 NED0.501-0.0225-0.50 

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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