Individual Calculations February 2013
 Plotkin, Victor  Total change: -6.90  Rating chartPersonal card
 2013 Hart House Winter Open Toronto, Ontario CAN 2013-01-04
 2134 2224 2.00 4 -0.46 15 -6.90 
  Agbabishvili, Lali 1954 CAN0.001-0.8315-12.45 
  Ivanov, Mike 2048 CAN1.0010.27154.05 
  Krnan, Tomas m2420 CAN0.001-0.2515-3.75 
  Southam, David 2114 CAN1.0010.35155.25 

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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