Individual Calculations May 2023
 Velez, Germain  Total change: -27.40  Rating chartPersonal card
 Open 2023 du CEWB Ronde 6 Bruxelles BEL 2023-03-30
RcRownchangeKK*chgGame
 1325 1291 0.00 1 -0.45 20 -9.00 
  Simon, Fernand 1325 BEL0.001-0.4520-9.00 

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)
 
 Open 2023 du CEWB Ronde 7 Bruxelles BEL 2023-04-06
RcRownchangeKK*chgGame
 2077 1272 0.00 1 0.00 20 0.00 
  Fogel, Pierre 2077 BEL0.0010.00200.00 

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)
 
 Open 2023 du CEWB Ronde 8 Bruxelles BEL 2023-04-13
RcRownchangeKK*chgGame
 1367 1272 0.00 1 -0.37 20 -7.40 
  Tahari, Youcef Nazim 1367 BEL0.001-0.3720-7.40 

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)
 
 Open 2023 du CEWB Ronde 9 Bruxelles BEL 2023-04-20
RcRownchangeKK*chgGame
 1238 1272 0.00 1 -0.55 20 -11.00 
  Heekhout, Daniel 1238 BEL0.001-0.5520-11.00 

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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