Individual Calculations August 2023
 Bloom, Paul  Total change: 1.40  Rating chartPersonal card
 Coulsdon Chess Summer Cup 2023 - U2000 Round 2 - July Coulsdon ENG 2023-07-03
RcRownchangeKK*chgGame
 1609 1591 1.50 3 0.07 20 1.40 
  Marsden, Rupert 1671 ENG0.5010.11202.20 
  Kumar, Sachin 1482 ENG1.0010.35207.00 
  Darville, Matt 1673 ENG0.001-0.3920-7.80 

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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