Individual Calculations March 2023
 Merle, Lila  Total change: -8.00  Rating chartPersonal card
 Open Brussels Winter 2023 Round 4 Brussels BEL 2023-01-30
RcRownchangeKK*chgGame
 1424 1321 0.00 1 -0.36 40 -14.40 
  Padovano, Quentin 1424 BEL0.001-0.3640-14.40 

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 Brussels Winter 2023 Rounds 5-6 Brussels BEL 2023-02-06
RcRownchangeKK*chgGame
 1271 1321 1.00 1 0.43 40 17.20 
  Duvillier, Frederic 1271 BEL1.0010.434017.20 

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)
 
 Belgian Interclubs 2022-2023 Ronde 7 Various Places BEL 2023-02-12
RcRownchangeKK*chgGame
 1497 1321 0.00 1 -0.27 40 -10.80 
  Michiels, Arsene 1497 BEL0.001-0.2740-10.80 

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)
 
 Belgian Youth Chess Championship 2023 -10 Blankenberge BEL 2023-02-19
RcRownchangeKK*chgGame
 1686 1321 0.50 1 0.40 40 16.00 
  Toledo, Hillel 1686 BEL0.5010.404016.00 

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 Brussels Winter 2023 Round 7 Brussels BEL 2023-02-27
RcRownchangeKK*chgGame
 1396 1321 0.00 1 -0.40 40 -16.00 
  Castiau, Julien 1396 BEL0.001-0.4040-16.00 

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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