Individual Calculations September 2019
 Newton, Robert A  Total change: -24.20  Rating chartPersonal card
 13th Leyland Chess Congress Leyland ENG 2019-08-24
RcRownchangeKK*chgGame
 1890 1974 0.00 2 -1.21 20 -24.20 
  Taylor, Mark 1755 ENG0.001-0.7820-15.60 
  Peacock, Malcolm R 2024 ENG0.001-0.4320-8.60 

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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