Individual Calculations July 2019
 Ha, Huy Minh (timothy)  Total change: 19.40  Rating chartPersonal card
 42nd Trusts Chess Open Auckland NZL 2019-06-01
 1919 1645 2.00 6 0.97 20 19.40 
  Milligan, Helen cwf1951 NZL0.5010.36207.20 
  Bennett, Hilton P c1908 NZL0.001-0.1820-3.60 
  Mistry, Prashant 1896 NZL0.001-0.1920-3.80 
  Lim, Benjamin U c1896 NZL0.001-0.1920-3.80 
  Wright, Caleb 1888 NZL0.5010.30206.00 
  Metge, J Nigel 1972 NZL1.0010.872017.40 

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)


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