Individual Calculations October 2008
 Sadallah, Osama  Total change: -0.45  Rating chartPersonal card
 1st International Paleochora Open 2008 Paleochora GRE 2008-07-21
RcRownchangeKK*chgGame
 2278 2162 2.50 7 -0.03 15 -0.45 
  David, Alberto g2512 LUX0.5010.39155.85 
  Zakurdjaeva, Irina wg2308 RUS1.0010.701510.50 
  Sandalakis, Angelos 2341 GRE0.001-0.2715-4.05 
  Markidis, Konstantinos 2315 GRE0.001-0.3015-4.50 
  Mastrorilli, Nicola 2017 ITA1.0010.31154.65 
  Satyapragyan, Swayangsu m2414 IND0.001-0.1915-2.85 
  Homatidis, Panagiotis 2039 GRE0.001-0.6715-10.05 

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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