Rapid: Individual Calculations January 2020
 Ahmad, Saadah  Total change: 2.00  Rating chartPersonal card
 Karlstad Open 2019 snabb Karlstad SWE 2019-12-27
RcRownchangeKK*chgGame
 2005 1755 0.50 2 0.10 20 2.00 
  Harren, Mats 2091 SWE0.001-0.1220-2.40 
  Stenman, Christoffer 1918 SWE0.5010.22204.40 

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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