Individual Calculations September 2021
 Ammar, Sedrani  Total change: -19.32  Rating chartPersonal card
 Sharjah July Open 2021 Sharjah UAE 2021-07-15
RcRownchangeKK*chgGame
 1953 2274 7.00 9 -0.69 28 -19.32 
  Yazji, Mada 1874  * SYR1.0010.08282.24 
  Saif, Ahmed 1874  * UAE1.0010.08282.24 
  Rayes, Abdul Kader 2203 SYR1.0010.402811.20 
  Lagutin, Nelman 2012 PHI1.0010.18285.04 
  Vishal, Choudary B 1874  * IND0.501-0.4228-11.76 
  Sameir, Ramez 1965 EGY1.0010.14283.92 
  Dimarucut, Francis Erwin 2025 PHI0.001-0.8128-22.68 
  Felix, Winnie 1874  * PHI1.0010.08282.24 
  Hamad, Bader 1874  * UAE0.501-0.4228-11.76 
 * 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)
 
 Biel Chess Festival 2021 - MTO Biel SUI 2021-07-26
RcRownchangeKK*chgGame
 2270 2274 3.50 9 -1.06 28 -29.68 
  Erdos, Viktor g2614 HUN0.5010.382810.64 
  Baenziger, Fabian m2392 SUI0.001-0.3428-9.52 
  Schmid, Christoph 2091 SUI1.0010.26287.28 
  Shchekachev, Andrei g2515 FRA0.001-0.2028-5.60 
  Sultan, Ibrahim m2076 UAE1.0010.24286.72 
  Unuk, Laura mwg2407 SLO0.001-0.3228-8.96 
  Sai Agni Jeevitesh, J m2322 IND0.001-0.4328-12.04 
  Dornieden, Jonas 2001 SUI0.001-0.8328-23.24 
  Ohler, Julius 2014 GER1.0010.18285.04 

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)
 
 President's Cup Mens 2021 KALBA UAE 2021-08-10
RcRownchangeKK*chgGame
 1957 2274 7.00 7 1.06 28 29.68 
  Hamad, Bader 1874  * UAE1.0010.08282.24 
  Al-Marzouqi, Abdulla M c1893 UAE1.0010.09282.52 
  Ali, Abdulaziz 1913 UAE1.0010.10282.80 
  Sultan, Ibrahim m2076 UAE1.0010.24286.72 
  Al Hosani, Omran m2197 UAE1.0010.392810.92 
  Saif, Ahmed 1874  * UAE1.0010.08282.24 
  Ali Hamdan, Alsheraifi 1874  * UAE1.0010.08282.24 
 * 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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