Individual Calculations October 2019
 Rosen, Eric  Total change: -1.00  Rating chartPersonal card
 2019 Illinois Open State Championship Downers Grove, Illinois USA 2019-08-31
 2153 2345 3.50 5 -0.10 10 -1.00 
  Santner, Jack 1945  * USA1.0010.08100.80 
  McEntee, Tim 2059 USA1.0010.16101.60 
  Findlay, Ian f2209 CAN0.501-0.1810-1.80 
  Mardov, Dimitar 2092 USA1.0010.19101.90 
  Georgiev, Vladimir g2458 MKD0.001-0.3510-3.50 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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