Individual Calculations November 2020
 Verhelst, Joris  Total change: 6.20  Rating chartPersonal card
 Oost-Vlaamse Interclub - Herfstcompetitie 2020 Ronde 1 Various places in the league of Oost-Vlaanderen BEL 2020-10-11
RcRownchangeKK*chgGame
 2030 2098 1.00 1 0.41 20 8.20 
  Boudry, William 2030 BEL1.0010.41208.20 

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)
 
 Oost-Vlaamse Interclub - Herfstcompetitie 2020 Ronde 2 Various places in the league of Oost-Vlaanderen BEL 2020-10-25
RcRownchangeKK*chgGame
 2023 2098 0.50 1 -0.10 20 -2.00 
  Hoekstra, Peter 2023 NED0.501-0.1020-2.00 

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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