Individual Calculations June 2018
 Davidson, Laura  Total change: 17.20  Rating chartPersonal card
 61st Hampstead Weekend Congress Under 2200 London ENG 2018-05-19
RcRownchangeKK*chgGame
 1860 1632 0.50 3 -0.19 40 -7.60 
  Prior, Stephen C V 2014 ENG0.001-0.0940-3.60 
  Odiase, Oluwaseun 1808 NGR0.001-0.2740-10.80 
  Jamroz, Viktor 1757 ENG0.5010.17406.80 

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)
 
 1st 4NCL Spring Bank Holiday Congress U2050 Basingstoke ENG 2018-05-25
RcRownchangeKK*chgGame
 1872 1632 1.50 4 0.62 40 24.80 
  Slinger, Tony J 1875 ENG0.5010.304012.00 
  De Coverly, Roger D 1943 ENG0.5010.364014.40 
  Shepley, Julien M 1986 ENG0.001-0.1140-4.40 
  Di-Vetta, Andrew 1684 WLS0.5010.07402.80 

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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