Individual Calculations March 2023
 Katumwa, Iko  Total change: 82.80  Rating chartPersonal card
 Belgian Interclubs 2022-2023 Ronde 6 Various Places BEL 2023-01-29
RcRownchangeKK*chgGame
 1684 1448 0.50 1 0.30 40 12.00 
  Thomas, Walter 1684 GER0.5010.304012.00 

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)
 
 Tournoi dHiver 2022-2023 Ronde 7 Liege BEL 2023-02-03
RcRownchangeKK*chgGame
 1393 1427 1.00 1 0.45 40 18.00 
  Sputael, Ludwig 1393 BEL1.0010.454018.00 

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)
 
 Tournoi dHiver 2022-2023 Ronde 8 Liege BEL 2023-02-10
RcRownchangeKK*chgGame
 1491 1427 0.50 1 0.09 40 3.60 
  Lazrak, Sami 1491 BEL0.5010.09403.60 

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)
 
 Belgian Interclubs 2022-2023 Ronde 7 Various Places BEL 2023-02-12
RcRownchangeKK*chgGame
 1411 1427 1.00 1 0.48 40 19.20 
  Ahn, Anastasia 1411 BEL1.0010.484019.20 

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)
 
 Tournoi dHiver 2022-2023 Ronde 9 Liege BEL 2023-02-17
RcRownchangeKK*chgGame
 1641 1427 0.50 1 0.27 40 10.80 
  Sofia, Tommaso 1641 BEL0.5010.274010.80 

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 -14 Blankenberge BEL 2023-02-19
RcRownchangeKK*chgGame
 1481 1427 3.50 7 0.48 40 19.20 
  Declercq De Caigny, Finn 1410 BEL1.0010.484019.20 
  Meysman, Kaito 1650 BEL0.001-0.2240-8.80 
  Wambecq, Ward 1697 BEL0.001-0.1740-6.80 
  Lejzerowicz, Nathan 1257 BEL1.0010.284011.20 
  Londers, Tuur 1128 BEL1.0010.15406.00 
  Aishajiang, Ehsan 1539 BEL0.001-0.3540-14.00 
  Van Coppenolle, Lander 1683 BEL0.5010.314012.40 

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)
 

 

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