Individual Calculations May 2018
 Johansson, Toni  Total change: -15.00  Rating chartPersonal card
 Southend Easter Bank Holiday Congress London ENG 2018-03-30
RcRownchangeKK*chgGame
 1950 2008 3.00 5 0.26 20 5.20 
  Fava, Lorenzo 1608  * ITA1.0010.08201.60 
  Cumming, Rhys 2155 ENG0.001-0.3020-6.00 
  See, Tristian 1713 ENG1.0010.15203.00 
  Ledger, Dave J f2214 ENG1.0010.762015.20 
  Punnett, Alan K 2059 ENG0.001-0.4320-8.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 Imperial College Chess Congress Open 2018 London ENG 2018-04-20
RcRownchangeKK*chgGame
 1802 2008 0.50 2 -1.01 20 -20.20 
  Robinson, James 1713 ENG0.501-0.3520-7.00 
  Lundback, Anders 1891 SWE0.001-0.6620-13.20 

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)
 

 

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