Individual Calculations May 2018
 Berger, Justin  Total change: 18.00  Rating chartPersonal card
 16e Open international de Malakoff MALAKOFF FRA 2018-04-14
RcRownchangeKK*chgGame
 1607 1485 3.00 7 0.45 40 18.00 
  Sazarin, Philippe 1274 FRA1.0010.23409.20 
  Seme, Christian 1756 FRA0.001-0.1740-6.80 
  Magrin-Chagnolleau, Ivan 1255 FRA1.0010.21408.40 
  Bailly, Ivan 1565 FRA1.0010.614024.40 
  Dubois, Marie 1885  * FRA0.001-0.0840-3.20 
  Salah, Samir 1729 FRA0.001-0.2040-8.00 
  Koenig, Joel 1785 FRA0.001-0.1540-6.00 
 * 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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