Individual Calculations September 2023
 Andrieu, Sylvia  Total change: 12.00  Rating chartPersonal card
 1er Open International de Perros-Guirec - Open B (-1600) PERROS GUIREC FRA 2023-08-04
RcRownchangeKK*chgGame
 1194 1083 1.00 2 0.30 40 12.00 
  Lambert, Jerome 1181 FRA0.001-0.3740-14.80 
  Bahoff, Franck 1207 FRA1.0010.674026.80 

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)
 

 

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