Individual Calculations February 2016
 Brewer, Callum D  Total change: 59.60  Rating chartPersonal card
 Hastings Masters 2015 Hastings ENG 2015-12-28
RcRownchangeKK*chgGame
 2125 1945 4.00 9 1.49 40 59.60 
  Helbig, Paul D 2122 ENG1.0010.734029.20 
  Rudd, Jack m2255 ENG0.001-0.1440-5.60 
  Ledger, Dave J f2212 ENG0.001-0.1840-7.20 
  Ripari, Marcelo f2310 ARG0.001-0.1040-4.00 
  Evans, Helen I 1577 ENG1.0010.10404.00 
  Goater, Kevin P c2141 ENG0.5010.254010.00 
  Lochte, Thomas 2082 GER1.0010.684027.20 
  Roberts, Paul c2197 SCO0.5010.314012.40 
  Lyell, Mark f2228 ENG0.001-0.1640-6.40 

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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