Individual Calculations April 2018
 Straka, Jaroslav  Total change: -18.20  Rating chartPersonal card
 Krajsky prebor SSS 2017/2018 r9-10 various CZE 2018-03-04
RcRownchangeKK*chgGame
 1967 2022 0.50 2 -0.65 20 -13.00 
  Petras, Milan c2016 CZE0.501-0.0120-0.20 
  Kastner, Jan 1917 CZE0.001-0.6420-12.80 

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)
 
 Krajska soutez SSS - skupina A 2017/2018 r10 various CZE 2018-03-18
RcRownchangeKK*chgGame
 1822 2022 0.50 1 -0.26 20 -5.20 
  Prasek, Vladimir 1822 CZE0.501-0.2620-5.20 

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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