Individual Calculations October 2012
 Ahmed, Ashraf  Total change: 52.65  Rating chartPersonal card
 40th World Chess Olympiad-Open Istanbul TUR 2012-08-28
RcRownchangeKK*chgGame
 2056 1784 5.00 8 3.51 15 52.65 
  Manuel, Menandro 1922 PLW1.0010.691510.35 
  Alfaro, William f2129 NCA0.5010.39155.85 
  Celis, Solomon B. Iii c1989 MAC1.0010.761511.40 
  Muendle, Kurt 1893 LIE1.0010.65159.75 
  Porper, Edward m2184  * CAN0.001-0.0815-1.20 
  Gaealafshwe, Barileng c2151 BOT1.0010.901513.50 
  Sakr, Nassim c2159 LIB0.001-0.0915-1.35 
  Abdulla, Omar 2019 YEM0.5010.29154.35 
 * 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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