Individual Calculations August 2019
 Cummings, David H.  Total change: -1.40  Rating chartPersonal card
 2019 Toronto Closed A Toronto CAN 2019-04-27
RcRownchangeKK*chgGame
 2113 2338 5.50 7 0.12 10 1.20 
  Barron, Michael m2124 CAN1.0010.23102.30 
  Munro, Allan f2019 TTO1.0010.13101.30 
  Noritsyn, Sergey 2160 CAN1.0010.27102.70 
  La Manna, Andrea f2312 ITA0.001-0.5410-5.40 
  Zomorrodian, Eilia f2141 IRI1.0010.25102.50 
  Li, William 2097 CAN1.0010.20102.00 
  Zhao, Jeffrey R. 1938  * CAN0.501-0.4210-4.20 
 * 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)
 
 Championnat ouvert du Quebec 2019 Montreal CAN 2019-07-20
RcRownchangeKK*chgGame
 2214 2340 5.50 9 -0.26 10 -2.60 
  Boulay, David 1946 CAN1.0010.08100.80 
  Manley, Jason 2025 CAN1.0010.14101.40 
  Lesiege, Alexandre g2500 CAN0.001-0.2910-2.90 
  Fillion, Steve 2091 CAN1.0010.19101.90 
  Ouellet, Maili-Jade wm2079 CAN0.501-0.3210-3.20 
  Roussel-Roozmon, Thomas g2463 CAN0.5010.17101.70 
  Saha, Ananda 2059 CAN1.0010.16101.60 
  Sambuev, Bator g2503 CAN0.001-0.2810-2.80 
  Rodrigue-Lemieux, Shawn f2258 CAN0.501-0.1110-1.10 

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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