Individual Calculations June 2017
 Mamut, Igor  Total change: -9.00  Rating chartPersonal card
 Liga Artzit South 2017 Round 8-9 varios ISR 2017-05-06
RcRownchangeKK*chgGame
 2201 2181 0.50 2 -0.45 20 -9.00 
  Gilboa, Amos 2213 ISR0.5010.04200.80 
  Kraizman, Evgeny 2188 ISR0.001-0.4920-9.80 

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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