Individual Calculations October 2008
 Williams, Peter A  Total change: 44.25  Rating chartPersonal card
 Coulsdon Summer Premiership Coulsdon ENG 2008-06-02
RcRownchangeKK*chgGame
 2039 1842 3.50 8 1.42 15 21.30 
  Suarez Prendes, Rufo 1881 ESP0.5010.05150.75 
  Gibbs, Dominic V 2018 ENG0.5010.23153.45 
  Lobo, Richard A 1979 ENG0.5010.18152.70 
  Cohen, Ronnie 1970 ENG1.0010.671510.05 
  Allicock, Rawle A f2192 ENG0.001-0.1115-1.65 
  Lock, Gavin R 2192 ENG0.001-0.1115-1.65 
  Salimbeni, George P W 2020 ENG0.5010.23153.45 
  Bailey, Kevin J 2062 ENG0.5010.28154.20 

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)
 
 Jessie Gilbert Celebration International Coulsdon ENG 2008-08-16
RcRownchangeKK*chgGame
 2103 1867 3.50 9 1.53 15 22.95 
  Osborne, Marcus E 2217 ENG0.001-0.1115-1.65 
  Paulmichl, Martin 2099 ITA0.5010.29154.35 
  Tippleston, Charles E c2192 ENG0.001-0.1315-1.95 
  Tavoularis, Nicholas 2160 GRE0.5010.35155.25 
  Barissever, Erdogan 1957 TUR1.0010.62159.30 
  Hodgson, John H 2208 ENG0.001-0.1215-1.80 
  Calvert, D Ian 2054 ENG0.5010.24153.60 
  Donovan, Nigel P 2110 ENG0.5010.30154.50 
  Thilaganathan, Jessica 1931 ENG0.5010.09151.35 

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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