Individual Calculations January 2010
 Hesham, Abdelrahman  Total change: -54.75  Rating chartPersonal card
 Egyptian Cup 2009 2nd Part Many Cities EGY 2009-10-02
RcRownchangeKK*chgGame
 2169 2155 0.00 2 -0.96 15 -14.40 
  Kamel, Mahmoud 2171 EGY0.001-0.4815-7.20 
  Ismail, Shereif f2166 EGY0.001-0.4815-7.20 

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)
 
 Arab Cites 2009 Cairo EGY 2009-10-24
RcRownchangeKK*chgGame
 2190 2155 2.50 6 -0.29 15 -4.35 
  Tamra, Attallah 2077 PLE0.501-0.1115-1.65 
  Al-Zayat, Ahmed 1972 LBA1.0010.26153.90 
  Mohammad, Samir f2364 SYR0.001-0.2315-3.45 
  Shoker, Samy m2488 EGY1.0010.881513.20 
  , Omarnoaman 2080 UAE0.001-0.6015-9.00 
  Abdel Wahab, Elkhatem 2161 SUD0.001-0.4915-7.35 

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-u18 Antaly TUR 2009-11-12
RcRownchangeKK*chgGame
 2156 2153 2.00 9 -2.40 15 -36.00 
  Rasulov, Vugar Ural Oglu m2427 AZE0.001-0.1715-2.55 
  Mazur, Stefan 2360 SVK0.001-0.2315-3.45 
  De Filomeno, Simone 2234 ITA0.001-0.3915-5.85 
  Margarido, Ricardo Emanuel Torre 1966 POR1.0010.26153.90 
  Bukavshin, Ivan f2426 RUS0.001-0.1715-2.55 
  Yilmaz, Baler 1847 TUR1.0010.14152.10 
  Pourramezanali, Amirreza 2316 IRI0.001-0.2815-4.20 
  Eiti, Bashir 1813 SYR0.001-0.8815-13.20 
  Hapuarachchi, H.l.m. 2019 SRI0.001-0.6815-10.20 

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)
 

 

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