Individual Calculations September 2021
 Bergonzoli, Nathan  Total change: -58.00  Rating chartPersonal card
 Open Fous d'Echecs 2021 NAY FRA 2021-08-14
RcRownchangeKK*chgGame
 1443 1490 2.50 7 -1.45 40 -58.00 
  Odoni-Ruffenach, Yann 1371 FRA0.001-0.6640-26.40 
  Coquelle, Addison 1321 FRA1.0010.284011.20 
  Maurel, Christophe 1455 FRA0.501-0.0540-2.00 
  Maurel, Thibaud 1288 FRA0.001-0.7640-30.40 
  Alves, Ryan 1631 FRA0.001-0.3140-12.40 
  Melis, Achille 1735 FRA0.001-0.2040-8.00 
  Renan, Timothe 1300 FRA1.0010.254010.00 

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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