Individual Calculations September 2017
 Ha, Huy Minh (timothy)  Total change: -12.40  Rating chartPersonal card
 North Shore B-Grade Auckland NZL 2017-08-26
 1511 1702 1.50 3 -0.62 20 -12.40 
  Li, Andrew 1376 NZL0.001-0.8720-17.40 
  Lourenco, Eva wc1350 NZL1.0010.11202.20 
  Eade, Don c1806 NZL0.5010.14202.80 

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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