Individual Calculations January 2019
 Wells, Peter K  Total change: -7.40  Rating chartPersonal card
 10th CSC London Chess Classic: FIDE Open London ENG 2018-12-09
RcRownchangeKK*chgGame
 2168 2412 5.50 8 -0.74 10 -7.40 
  Wilks, Simon 2019 ENG1.0010.08100.80 
  Smith, Andrew P f2157 IRL0.001-0.8110-8.10 
  Englisch, Colya 2105 FRA0.501-0.3610-3.60 
  Seymour, Timothy P 2080 ENG1.0010.12101.20 
  Stigar, Petter f2171 NOR1.0010.20102.00 
  Coote, Trevor D 2057 ENG1.0010.11101.10 
  Tomaszewski, Kacper f2259 POL1.0010.30103.00 
  Ghasi, Ameet K m2498 ENG0.001-0.3810-3.80 

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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