Rapid: Individual Calculations December 2015
 Hutchings, Roger M  Total change: 0.60  Rating chartPersonal card
 Golders Green Rapidplay Congress Open Nov 15 London ENG 2015-11-07
RcRownchangeKK*chgGame
 1950 1815 2.00 6 0.03 20 0.60 
  Somupillai, Selvarattinam Genga 1549 ENG0.501-0.3220-6.40 
  Klingher, Dominic 1932 ENG0.001-0.3420-6.80 
  Du Buf, Paul 1996 ENG1.0010.742014.80 
  Davison, Chris 2085 ENG0.5010.33206.60 
  Orgler, Philipp 2101 AUT0.001-0.1620-3.20 
  Briggs, John Nicholas 2035 ENG0.001-0.2220-4.40 

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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