Individual Calculations June 2023
 Sowray, Peter J  Total change: -21.00  Rating chartPersonal card
 2022/23 4NCL Division 2 Rounds 9-11 Milton Keynes ENG 2023-04-29
RcRownchangeKK*chgGame
 2183 2197 0.50 3 -1.05 20 -21.00 
  Berry, Neil f2252 SCO0.001-0.4220-8.40 
  Villiers, Thomas c2160 ENG0.501-0.0520-1.00 
  Roe, Simon J 2138 ENG0.001-0.5820-11.60 

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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