Individual Calculations September 2013
 Porper, Edward  Total change: -9.00  Rating chartPersonal card
 2013 Pepsico Quebec Open Ch - Invitational Montreal, Quebec CAN 2013-07-21
 2331 2453 5.00 9 -0.90 10 -9.00 
  Masse, Hugues 2187 CAN1.0010.18101.80 
  Thavandiran, Shiyam f2338 CAN0.501-0.1610-1.60 
  Rozentalis, Eduardas g2619 LTU0.001-0.2810-2.80 
  Leveille, Francois f2279 CAN0.501-0.2310-2.30 
  Kraiouchkine, Nikita 2234 CAN0.501-0.2810-2.80 
  Perez Garcia, Rodney Oscar m2363 CUB0.001-0.6210-6.20 
  Song, Michael 2242 CAN0.501-0.2710-2.70 
  Voskanyan, Vahagn f2241 CAN1.0010.23102.30 
  Roussel-Roozmon, Thomas g2476 CAN1.0010.53105.30 

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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