Individual Calculations May 2017
 Bisiriyu-Salam, Oluwaseun  Total change: -17.00  Rating chartPersonal card
 11th Annual Philadelphia Open Philadelphia, Pennsylvania USA 2017-04-12
RcRownchangeKK*chgGame
 2262 2088 0.00 3 -0.85 20 -17.00 
  Mulyar, Michael A m2390 USA0.001-0.1520-3.00 
  Yu, Jennifer R wm2209 USA0.001-0.3420-6.80 
  Jacobson, Brandon c2188 USA0.001-0.3620-7.20 

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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