Individual Calculations April 2018
 Valat, Jean-Marie  Total change: 0.40  Rating chartPersonal card
 Team 2018 - Nationale 4 Part 2 FRANCE FRA 2018-01-07
RcRownchangeKK*chgGame
 1712 1706 1.50 3 0.02 20 0.40 
  Thamier, Stephan 1834 FRA0.5010.17203.40 
  Sarukhanyan, Hayk 1678 FRA0.001-0.5420-10.80 
  Donadille, Guy 1623 FRA1.0010.39207.80 

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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