Individual Calculations May 2019
 Prothon, Alain  Total change: 8.20  Rating chartPersonal card
 Tournoi Interne du Roi Soleil 2019 LE CHESNAY FRA 2019-01-28
RcRownchangeKK*chgGame
 1448 1696 9.00 11 0.41 20 8.20 
  Michelotti, Marc 1518 FRA1.0010.27205.40 
  Witomski, Christian 1364 FRA1.0010.12202.40 
  Boucheron, Maurice 1581 FRA1.0010.34206.80 
  Levier, Jean-Francois 1296  * FRA1.0010.08201.60 
  Darpoux, Danielle 1296  * FRA1.0010.08201.60 
  Cordier, Alain 1343 FRA1.0010.11202.20 
  Casteran, Guy 1364 FRA1.0010.12202.40 
  Rosenberg, Jean-Bernard 1296  * FRA1.0010.08201.60 
  Stebe, Alain 1635 FRA0.001-0.5820-11.60 
  Rehder, Wilfried 1669 FRA0.501-0.0420-0.80 
  Mousset-Evtouchenko, Nina 1571 FRA0.501-0.1720-3.40 
 * 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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