Individual Calculations May 2017
 Chen, Richard  Total change: -28.40  Rating chartPersonal card
 2017 Guelph Spring ProAm Pro Guelph CAN 2017-04-01
RcRownchangeKK*chgGame
 2102 2220 2.50 5 -0.71 40 -28.40 
  Zhang, Henry 1961 CAN1.0010.18407.20 
  Yu, Jonathan 2073 CAN0.501-0.2040-8.00 
  Song, Michael m2415 CAN0.001-0.2540-10.00 
  Hua, Eugene c2168 CAN0.001-0.5740-22.80 
  Zybura, Andre 1894 CAN1.0010.13405.20 

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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