Individual Calculations January 2020
 Issa, Rafat  Total change: 0.70  Rating chartPersonal card
 Arab championship 2019 open Mostaganem ALG 2019-11-27
RcRownchangeKK*chgGame
 2235 2384 6.00 9 -0.07 10 -0.70 
  Boulrens, Ala Eddine 1984  * ALG1.0010.08100.80 
  Mansour, Sameer f2261 JOR0.501-0.1710-1.70 
  Abdulwahhab, Ahmed Abdulsattar A f2228 IRQ0.001-0.7110-7.10 
  Miswadah, Baha 1984  * PLE1.0010.08100.80 
  Bellahcene, Bilel g2539 ALG1.0010.71107.10 
  Zaibi, Amir m2369 TUN0.001-0.5210-5.20 
  Talbi, Chafik f2291 ALG1.0010.37103.70 
  Ahmad, Al Khatib m2217 JOR1.0010.28102.80 
  Nassr, Ali m2244 ALG0.501-0.1910-1.90 
 * 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)
 
 First Grade Clubs Chess Championship-2019 Amman JOR 2019-12-12
RcRownchangeKK*chgGame
 2020 2384 5.50 6 0.14 10 1.40 
  Ohnian, S.f. 1984  * JOR1.0010.08100.80 
  Yazan, Alsoud 1984  * JOR1.0010.08100.80 
  Abdullah, Bany Yaseen 1984  * JOR1.0010.08100.80 
  Aboudi, Marwan 2140 JOR0.501-0.3010-3.00 
  Boshra, Alshaeby wf2041 JOR1.0010.12101.20 
  Fathi, Naser 1984  * JOR1.0010.08100.80 
 * 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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