Individual Calculations August 2015
 McDonald, Margaret  Total change: -43.20  Rating chartPersonal card
 Championnat de Paris Ile-de-France 2015 - Open C (1500 et moins) PARIS FRA 2015-07-04
RcRownchangeKK*chgGame
 1392 1279 2.00 7 -0.45 20 -9.00 
  Raye, Antonin 1436 FRA0.001-0.2920-5.80 
  Zeitoun, Bernard 1452 FRA0.001-0.2720-5.40 
  Lasfar, Karim 1398 FRA0.001-0.3420-6.80 
  Maugenest, Maryse 1150 FRA1.0010.33206.60 
  Moller, Andre Friis 1500 DEN0.001-0.2220-4.40 
  Chargros, Michel 1381 FRA1.0010.642012.80 
  Gehan, Clement 1425 FRA0.001-0.3020-6.00 

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)
 
 Petit Championnat de Paris Ile-de-France 2015 - Open c (1500 et moins) PARIS FRA 2015-07-05
RcRownchangeKK*chgGame
 1139 1279 1.00 3 -1.06 20 -21.20 
  Benassis, Nicola-Henri 1156 FRA0.001-0.6720-13.40 
  Cojest, Athena 1093 FRA1.0010.26205.20 
  Nave, Marie 1168 FRA0.001-0.6520-13.00 

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)
 
 14e Open Fide Inter Chess - Tournoi C (-1600) PARIS FRA 2015-07-18
RcRownchangeKK*chgGame
 1500 1279 1.00 3 0.33 20 6.60 
  Barthere, Gilles 1503 FRA1.0010.782015.60 
  Labrande, Eleonore 1533 FRA0.001-0.1920-3.80 
  Youssef, Mohamed 1463 FRA0.001-0.2620-5.20 

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)
 
 Memorial Gerard Assadourian 2015 (-1600) LES LILAS FRA 2015-07-19
RcRownchangeKK*chgGame
 1410 1279 0.00 3 -0.98 20 -19.60 
  Izikian, Hayk 1480 FRA0.001-0.2420-4.80 
  Lasfar, Karim 1398 FRA0.001-0.3420-6.80 
  Metayer, Michel 1352 FRA0.001-0.4020-8.00 

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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