Individual Calculations February 2019
 Ansari, Athar  Total change: 16.20  Rating chartPersonal card
 2019 Shropshire Congress Telford ENG 2019-01-04
RcRownchangeKK*chgGame
 2024 1893 2.50 5 0.81 20 16.20 
  Maciol, Ryszard 2163 POL0.001-0.1720-3.40 
  Giles, Yasmin 1934 ENG1.0010.562011.20 
  Mason, Donald J 2097 ENG1.0010.762015.20 
  Sygnowski, Tomasz 2143 POL0.001-0.1920-3.80 
  Hilton, Tim 1781 ENG0.501-0.1520-3.00 

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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