Individual Calculations August 2021
 Don Ignazi, Pierre Ange  Total change: -32.40  Rating chartPersonal card
 1er Open d'ete de Bastia BASTIA FRA 2021-07-12
RcRownchangeKK*chgGame
 1636 1596 2.50 7 -0.81 40 -32.40 
  Colijn, Stefan f1996  * NED0.001-0.0840-3.20 
  Bigonnet, Jean-Michel 1996  * FRA0.001-0.0840-3.20 
  Grisoni, Emma 1314 FRA1.0010.16406.40 
  Chosson, Julien 1988 FRA0.001-0.0840-3.20 
  Castagnerol, Ambroise 1501 FRA0.501-0.1340-5.20 
  Deladerriere, Helio 1196  * FRA0.001-0.9240-36.80 
  Geronimi, Vital 1461 FRA1.0010.324012.80 
 * 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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