Individual Calculations September 2017
 Zhu, Richard  Total change: -4.00  Rating chartPersonal card
 104th British Championship Llandudno ENG 2017-07-29
RcRownchangeKK*chgGame
 2115 2036 3.50 9 -0.10 40 -4.00 
  Kolbus, Dietmar m2306 GER0.001-0.1740-6.80 
  Moreby, James E 2149 ENG0.5010.15406.00 
  Okhai, Shabir 2111 ENG0.001-0.4040-16.00 
  Ashworth, Michael J 1946 ENG0.501-0.1240-4.80 
  Wall, Tim P f2242 ENG0.5010.264010.40 
  Coathup, Roger H 2151 ENG0.5010.16406.40 
  Abrahams, Daniel 2162 CAN0.001-0.3340-13.20 
  Cole, James 1950 ENG0.501-0.1240-4.80 
  Brewer, Callum D 2015 ENG1.0010.474018.80 

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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