Individual Calculations June 2014
 Mahan, James Robert  Total change: -16.80  Rating chartPersonal card
 XXXIIe Open International d'échecs de Metz - Open B METZ FRA 2014-05-03
RcRownchangeKK*chgGame
 1654 1551 2.00 8 -1.12 15 -16.80 
  Hartmann, Dominique 1945 FRA0.001-0.0815-1.20 
  Azorit, Louis 1903 FRA0.001-0.1115-1.65 
  Davidou, Delphine 1322 FRA1.0010.21153.15 
  Cappelletti, Robert 1853 FRA0.001-0.1515-2.25 
  Raffaelli, Alain 1398 FRA1.0010.30154.50 
  Thiebaux, Jean-Claude 1720 FRA0.001-0.2815-4.20 
  Jouhaneau, Jacques 1743 FRA0.001-0.2515-3.75 
  Johann, Nicolas 1349 FRA0.001-0.7615-11.40 

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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