Individual Calculations July 2015
 Humphreys, Michael  Total change: -14.80  Rating chartPersonal card
 2015 Toronto Closed Toronto CAN 2015-03-30
RcRownchangeKK*chgGame
 2159 2230 2.50 7 -1.65 20 -33.00 
  Vettese, Nicholas c2141 CAN0.501-0.1220-2.40 
  Moffat, Andrei 2095 CAN1.0010.32206.40 
  Derraugh, Geordie 2126 CAN0.001-0.6420-12.80 
  Barron, Michael f2171 CAN1.0010.42208.40 
  Plotkin, Mark 2045 CAN0.001-0.7420-14.80 
  Ivanov, Mike 2214 CAN0.001-0.5220-10.40 
  Plotkin, Victor f2324 CAN0.001-0.3720-7.40 

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)
 
 Mills Invitational III Toronto CAN 2015-06-04
RcRownchangeKK*chgGame
 2064 2222 3.00 3 0.91 20 18.20 
  Ferreira, Alex T. 1947 CAN1.0010.17203.40 
  Ivanov, Mike 2183 CAN1.0010.45209.00 
  Mills, Morgon 2063 CAN1.0010.29205.80 

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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