Individual Calculations January 2020
 Arafa, Hosam Sayed  Total change: 35.00  Rating chartPersonal card
 Golden Cleopatra 2019 Cairo EGY 2019-12-02
RcRownchangeKK*chgGame
 1940 1877 5.00 8 1.75 20 35.00 
  Rahman, Yehya m2098 EGY0.5010.28205.60 
  Beshara, Nadi 2045 EGY0.5010.22204.40 
  Ramzy, Mark 1477  * EGY0.501-0.4220-8.40 
  Abdel Fatah, Kareem 1598 EGY1.0010.16203.20 
  Abdel Fadil, Mohamed 2120 EGY0.5010.30206.00 
  Awadhom, Rabea 2083 EGY0.001-0.2420-4.80 
  Hussein, Hany 2027 EGY1.0010.702014.00 
  Ahmed, Moustafa Elsayed 2070 EGY1.0010.752015.00 
 * 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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