Individual Calculations May 2023
 Alami Messaoudi, Wissam  Total change: 3.40  Rating chartPersonal card
 1hKO interne La Dame Noire 2022 r8-9 MONTIGNY LE BRETONNEUX FRA 2023-03-10
RcRownchangeKK*chgGame
 1478 1435 1.00 1 0.56 20 11.20 
  Couradin, Jean-Marie 1478 FRA1.0010.562011.20 

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)
 
 Team 2023 - Nationale 4 r7 FRANCE FRA 2023-04-01
RcRownchangeKK*chgGame
 1577 1482 0.00 1 -0.37 20 -7.40 
  Jamali, Elias 1577 FRA0.001-0.3720-7.40 

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)
 
 Championnat Individuel d'echecs des Hauts de Seine 2023 (-2200) PUTEAUX FRA 2023-04-09
RcRownchangeKK*chgGame
 1378 1482 3.00 5 -0.02 20 -0.40 
  Saugrain, Jean-Maxime 1679 FRA0.001-0.2520-5.00 
  Gillet, Alain 1084 FRA1.0010.08201.60 
  Amit, Eder 1082  * FRA1.0010.08201.60 
  Nguyen, Duc Minh Tri Maxime 1232 FRA0.001-0.8120-16.20 
  Djogasevic, Ranko 1813 FRA1.0010.882017.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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