Individual Calculations August 2022
 Petit, Michel  Total change: -4.20  Rating chartPersonal card
 Festival de la Gardiole 2022 Open B (-1600) FABREGUES FRA 2022-07-02
RcRownchangeKK*chgGame
 1225 1037 1.50 5 0.21 20 4.20 
  Makima, Jacques 1254 FRA0.001-0.2220-4.40 
  Di Mercurio, Jean-Pierre 1231 FRA0.001-0.2520-5.00 
  Pham Ba Nien, Philippe 1215 FRA0.001-0.2720-5.40 
  Marques, Don 1155 FRA1.0010.662013.20 
  Lavilledieu, Melys 1268 FRA0.5010.29205.80 

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)
 
 27eme Festival international Jean-Claude Loubatiere MONTPELLIER FRA 2022-07-10
RcRownchangeKK*chgGame
 1429 1037 0.00 4 -0.42 20 -8.40 
  Benbellil, Rabah 1624 FRA0.001-0.0220-0.40 
  Sudlow, David 1367 ENG0.001-0.1220-2.40 
  Garrel, Otane 1456 FRA0.001-0.0720-1.40 
  Vuillemin, Bernard 1269 FRA0.001-0.2120-4.20 

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)
 

 

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