Individual Calculations December 2019
 Feierfeil, Jiri  Total change: 22.40  Rating chartPersonal card
 SSS - Krajska soutez B 2019/2020 r2-3 various CZE 2019-11-03
RcRownchangeKK*chgGame
 1931 1643 1.00 1 0.84 20 16.80 
  Lazanek, Jan 1931 CZE1.0010.842016.80 

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)
 
 SSS - Krajsky prebor I 2019/2020 r2-3 various CZE 2019-11-10
RcRownchangeKK*chgGame
 1998 1643 0.50 2 0.28 20 5.60 
  Jarrah, Kamal 2025 CZE0.5010.41208.20 
  Havlik, Frantisek 1971 CZE0.001-0.1320-2.60 

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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