Individual Calculations March 2020
 Surtees, Mike J  Total change: -24.00  Rating chartPersonal card
 Frodsham Congress 2020 Frodsham ENG 2020-01-31
RcRownchangeKK*chgGame
 1881 2098 3.00 5 -0.77 20 -15.40 
  Raeburn, Andrew L 1800 ENG1.0010.15203.00 
  Vassiliou, Chris 1889 CYP1.0010.23204.60 
  Jackson, Oliver A f2133 ENG0.001-0.4520-9.00 
  Greatorex, Roger 1729 ENG0.501-0.4020-8.00 
  Gillespie, David P 1854 SCO0.501-0.3020-6.00 

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)
 
 2019/20 4NCL Div 3 North Rounds 5 - 6 Bolton ENG 2020-02-08
RcRownchangeKK*chgGame
 2125 2101 0.50 2 -0.43 20 -8.60 
  Crocker, Philip J 2091 ENG0.001-0.5120-10.20 
  Whitfield, Craig M 2159 ENG0.5010.08201.60 

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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