Individual Calculations September 2012
 Bellissimo, Joseph  Total change: 38.55  Rating chartPersonal card
 2012 Hart House Ch Toronto, Ontario CAN 2012-06-01
RcRownchangeKK*chgGame
 1987 1796 5.00 9 2.57 15 38.55 
  Ferreira, Alex T 2000 CAN1.0010.761511.40 
  Hahn, Bernd 1534 CAN1.0010.18152.70 
  Agbabishvili, Lali 1952 CAN0.001-0.2915-4.35 
  Derraugh, Geordie 2057 CAN0.5010.32154.80 
  Humphreys, Michael 2196  * CAN1.0010.921513.80 
  Moffat, Andrei 2112 CAN0.5010.37155.55 
  Perelman, Leon 2021 CAN0.5010.28154.20 
  Abrahams, Daniel 2021 CAN0.5010.28154.20 
  Yu, Jonathan 1988 CAN0.001-0.2515-3.75 
 * 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)
 

 

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