Rapid: Individual Calculations September 2017
 Elghazzawi, Omar  Total change: -11.20  Rating chartPersonal card
 Lebanese Rapid chess clubs Championship Tripoli LBN 2017-08-13
RcRownchangeKK*chgGame
 1612 1335 0.00 3 -0.56 20 -11.20 
  Salameh, Wassim 1717 LBN0.001-0.0920-1.80 
  Kaloust, Giorgio 1446 LBN0.001-0.3520-7.00 
  Houjeyri, Sami 1674 LBN0.001-0.1220-2.40 

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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