Individual Calculations March 2011
 Demmery, Steve  Total change: -6.75  Rating chartPersonal card
 2011 Guelph Winter ProAm Open Guelph, Ontario CAN 2011-02-05
 2138 2112 1.00 3 -0.45 15 -6.75 
  Orlova, Yelizaveta wc1923 CAN1.0010.25153.75 
  Noritsyn, Nikolay m2413 CAN0.001-0.1515-2.25 
  Guo, Josh 2078 CAN0.001-0.5515-8.25 

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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