Individual Calculations January 2019
 Rushbrooke, Tibo  Total change: 18.20  Rating chartPersonal card
 10th CSC London Chess Classic: 5-Day Under 1750 London ENG 2018-12-09
RcRownchangeKK*chgGame
 1500 1652 3.00 3 0.91 20 18.20 
  Macleod, Andrew 1391 ENG1.0010.18203.60 
  Huba, Mark J 1541 ENG1.0010.35207.00 
  Abedian, Mohsen 1567 ENG1.0010.38207.60 

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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