Individual Calculations August 2017
 McDonald, Margaret  Total change: -2.40  Rating chartPersonal card
 4e Open International de Purtichju GROSSETO PRUGNA FRA 2017-07-02
RcRownchangeKK*chgGame
 1521 1258 1.00 8 -0.56 20 -11.20 
  Nonna, Jean-Francois 1592 FRA0.001-0.1220-2.40 
  Landsverk, Ida 1439 NOR0.001-0.2620-5.20 
  Sagradini, Antonio 1554 ITA1.0010.852017.00 
  Guazzelli, Jean-Baptiste 1658  * FRA0.001-0.0820-1.60 
  Bedini, Noel 1658  * FRA0.001-0.0820-1.60 
  Camblan, Roger 1533 FRA0.001-0.1720-3.40 
  Cormi, Sandro 1431 FRA0.001-0.2720-5.40 
  Charni, Ilyes 1305 FRA0.001-0.4320-8.60 
 * 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)
 
 Championnat de Paris Ile-de-France 2017 - Open C 1500 et Moins PARIS FRA 2017-07-14
RcRownchangeKK*chgGame
 1190 1258 4.50 7 0.44 20 8.80 
  Touat, Kais 1001 FRA1.0010.18203.60 
  Bedrossian, Gregoire 1383 FRA1.0010.672013.40 
  Lepape, Eleonore 1372 FRA0.001-0.3420-6.80 
  Mavoian, Gregory 1388 FRA0.001-0.3220-6.40 
  Bouzamondo, Elias 1055 FRA0.501-0.2620-5.20 
  Herman, Olivier 1070 FRA1.0010.26205.20 
  Okoumou, Fehmi 1063 FRA1.0010.25205.00 

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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