Individual Calculations September 2012
 Preotu, Razvan  Total change: 6.15  Rating chartPersonal card
 2012 Canadian Closed Ch Montreal, Quebec CAN 2012-08-04
 2201 2080 3.50 9 0.41 15 6.15 
  Hamilton, Robert f2305 CAN0.001-0.2215-3.30 
  Bolduc, Steve 2229 CAN1.0010.701510.50 
  Humphreys, Michael 2179 CAN1.0010.64159.60 
  Khassanov, Marat f2273 CAN0.5010.25153.75 
  Jiang, Louie f2337 CAN0.001-0.1815-2.70 
  Chabot, Roland 2231 CAN0.001-0.3015-4.50 
  Luo, Zhao Yang 1991 CAN1.0010.38155.70 
  Kraiouchkine, Nikita 2204 CAN0.001-0.3315-4.95 
  Itkin, David 2058 CAN0.001-0.5315-7.95 

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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