Individual Calculations September 2017
 Watson, Darrell A  Total change: 8.00  Rating chartPersonal card
 53rd Berks & Bucks Chess Congress Challengers Maidenhead ENG 2017-08-26
 1769 1695 2.00 4 0.40 20 8.00 
  Cavendish, Joshua Z 1829 ENG0.001-0.3220-6.40 
  Watson, Mikey J 1724 ENG1.0010.542010.80 
  Price, Andrew 1780 ENG1.0010.622012.40 
  Nayak, Raghav 1741 ENG0.001-0.4420-8.80 

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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