Individual Calculations September 2019
 Niedzielski, Claude  Total change: -4.00  Rating chartPersonal card
 16e Open international de Plancoet - Tournoi B PLANCOET FRA 2019-07-28
RcRownchangeKK*chgGame
 1443 1419 3.00 7 -0.20 20 -4.00 
  Wiktor, Henryk 1516 FRA1.0010.632012.60 
  Sorbe, Xavier 1671 FRA0.001-0.1920-3.80 
  Ferrandi, Bernard 1628 FRA0.001-0.2320-4.60 
  Elsadig Bashir, Hussam 1029 FRA0.001-0.9120-18.20 
  Nivet, Patrick 1297 FRA1.0010.33206.60 
  Delabbey, Olivier 1505 FRA1.0010.622012.40 
  Arous, Andre 1457 FRA0.001-0.4520-9.00 

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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