Rapid: Individual Calculations July 2018
 Pham, Phu Vinh  Total change: -1.60  Rating chartPersonal card
 19th ASEAN Age Group Chess Championships-Rapid Open 16U Davao City PHI 2018-06-26
RcRownchangeKK*chgGame
 1758 1769 2.50 5 -0.08 20 -1.60 
  Labanda, Jarvey 1711 PHI1.0010.42208.40 
  Nguyen, Lam Tung c1690 VIE0.001-0.6120-12.20 
  Canino, Ronald 1715 PHI1.0010.42208.40 
  Bui, Duc Huy 1767 VIE0.5010.00200.00 
  Pangilinan, Stephen Rome f1908 PHI0.001-0.3120-6.20 

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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