Individual Calculations April 2018
 Usowiez, Wilfried  Total change: 2.80  Rating chartPersonal card
 Team 2018 - Nationale 4 Part 2 FRANCE FRA 2018-01-07
RcRownchangeKK*chgGame
 1676 1623 1.00 2 0.14 20 2.80 
  Ricol, Laurent 1655 FRA0.001-0.4620-9.20 
  Laval, Jose 1696 FRA1.0010.602012.00 

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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