Individual Calculations September 2009
 Tommasini, Enzo  Total change: -17.85  Rating chartPersonal card
 20th NATO Chess Championship Hammelburg GER 2009-06-15
RcRownchangeKK*chgGame
 1989 2171 1.00 3 -1.19 15 -17.85 
  Kartal, Koray 1958 TUR0.001-0.7715-11.55 
  Razola Garcia, Joaquin 2106 ESP0.001-0.5915-8.85 
  Lukjanovas, Vladas 1902 LTU1.0010.17152.55 

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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