Individual Calculations February 2013
 Bibasa, Bob  Total change: -18.75  Rating chartPersonal card
 Al Ain Classic 2012 Al Ain UAE 2012-12-22
RcRownchangeKK*chgGame
 2022 2218 2.50 5 -1.25 15 -18.75 
  Magdy, Kassem 1959 EGY0.001-0.8215-12.30 
  Saydaliev, Saidakbar 1950 UZB1.0010.17152.55 
  Nesterovskaya, Anzhelika wf2133 UKR0.501-0.1215-1.80 
  Sameir, Ramez 2068 EGY0.501-0.2015-3.00 
  Nassajtorshizi, Amirmorteza 1999 IRI0.501-0.2815-4.20 

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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