Individual Calculations July 2011
 Roy, Chowdhury Saptarshi  Total change: -4.80  Rating chartPersonal card
 13th Dubai Open 2011 Dubai UAE 2011-04-10
 2365 2459 5.00 9 -0.48 10 -4.80 
  Praful, Zaveri 2059  * IND1.0010.08100.80 
  Sanal, Vahap c2201 TUR0.501-0.3210-3.20 
  Akopian, Vladimir g2675 ARM0.5010.28102.80 
  Guidez, Yann-Michael 2247 FRA0.501-0.2710-2.70 
  Das, Sayantan f2268 IND1.0010.25102.50 
  Gagunashvili, Merab g2599 GEO0.001-0.3110-3.10 
  Nemcova, Katerina wg2315 CZE1.0010.31103.10 
  Halkias, Stelios g2579 GRE0.001-0.3410-3.40 
  Koohestani, Sh f2345 IRI0.501-0.1610-1.60 
 * 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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