Individual Calculations August 2015
 Plotkin, Victor  Total change: 11.80  Rating chartPersonal card
 2015 Zone 2.2 Open Championships Guelph CAN 2015-07-10
RcRownchangeKK*chgGame
 2262 2255 5.00 9 0.59 20 11.80 
  Song, Guannan Terry 1988 CAN1.0010.18203.60 
  Preotu, Razvan m2452 CAN1.0010.752015.00 
  Panjwani, Raja m2400 CAN0.001-0.3120-6.20 
  Zhu, Hong Rui 2192 CAN0.501-0.0920-1.80 
  Humphreys, Michael f2207 CAN0.501-0.0720-1.40 
  Barron, Michael f2192 CAN1.0010.41208.20 
  Noritsyn, Nikolay m2454 CAN0.001-0.2420-4.80 
  Vettese, Nicholas c2180 CAN0.501-0.1020-2.00 
  Zhang, Yuanchen f2295 CAN0.5010.06201.20 

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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