Individual Calculations January 2010
 Nader, Mohamed  Total change: 0.90  Rating chartPersonal card
 Arab Cites 2009 Cairo EGY 2009-10-24
RcRownchangeKK*chgGame
 2208 2040 0.00 1 -0.28 15 -4.20 
  Alzaim, Talal 2208 SYR0.001-0.2815-4.20 

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)
 
 World Youth Chess Championship-u16 Antalya TUR 2009-11-12
RcRownchangeKK*chgGame
 2118 2040 3.00 7 0.22 15 3.30 
  Prasanna, Rao f2310 IND0.001-0.1715-2.55 
  Bures, Jaroslav 2300 CZE0.001-0.1815-2.70 
  Pataki, Zemplen 1663 LUX1.0010.09151.35 
  Zelbel, Patrick f2354 GER0.001-0.1415-2.10 
  Linden, Lari 1864 FIN1.0010.27154.05 
  Testa, Adriano 2175 ITA0.5010.18152.70 
  Topak, Engin 2162 TUR0.5010.17152.55 

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)
 
 2nd Aswan Chess Open Aswan EGY 2009-12-05
RcRownchangeKK*chgGame
 2067 2040 2.00 4 0.12 15 1.80 
  Abdel Hameid, Mohsen 1931 EGY1.0010.35155.25 
  Mona, Khaled wg2101 EGY1.0010.58158.70 
  Ragheb, Malak 2257 EGY0.001-0.2215-3.30 
  Abadalla, Mohamed Kamel 1978 EGY0.001-0.5915-8.85 

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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