Individual Calculations April 2009
 Mohamed, Sheer  Total change: -40.50  Rating chartPersonal card
 Arcapita Open Manama BRN 2009-01-23
RcRownchangeKK*chgGame
 2000 1917 0.00 4 -1.62 25 -40.50 
  Abbas, Ali 2009 BRN0.001-0.3725-9.25 
  Salem, Amna 1755 UAE0.001-0.7125-17.75 
  Othman A, Moussa f2267 UAE0.001-0.1125-2.75 
  Al-Marzouqi, Abdulla M 1967 UAE0.001-0.4325-10.75 

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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