Individual Calculations September 2020
 Coll, Michel  Total change: -16.40  Rating chartPersonal card
 6eme Open d'Echecs de Thones - Accession (-1500) THONES FRA 2020-07-26
RcRownchangeKK*chgGame
 1322 1206 1.00 4 -0.41 40 -16.40 
  Gramont, Francois 1377 FRA0.001-0.2740-10.80 
  Bras, Jacques 1102 FRA1.0010.364014.40 
  Coll, Damien 1367 FRA0.001-0.2940-11.60 
  Egan, Simon 1440 ENG0.001-0.2140-8.40 

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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