Individual Calculations January 2018
 Laftouhi, Mohammed  Total change: 9.20  Rating chartPersonal card
 Team 2018 - Nationale 4 Part 1 FRANCE FRA 2017-10-08
RcRownchangeKK*chgGame
 1691 1631 1.50 3 0.23 40 9.20 
  Hamdi, Abderrahman 1742 FRA0.5010.15406.00 
  Guignard, Jonathan 1475 FRA1.0010.294011.60 
  Havard, Jean-Michel 1857 FRA0.001-0.2140-8.40 

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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