Individual Calculations February 2018
 Roos, Adrian  Total change: -5.00  Rating chartPersonal card
 Expertentoernooi Brugge 2017-2018 Round 4 Bruges BEL 2018-01-13
RcRownchangeKK*chgGame
 2087 2282 0.50 1 -0.25 20 -5.00 
  Maddens, Martijn c2087 BEL0.501-0.2520-5.00 

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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