Rapid: Individual Calculations February 2019
 Delshad Gudarzi, Ahmed  Total change: -15.20  Rating chartPersonal card
 11th Khanzad Rapid Chess Championship Erbil IRQ 2019-01-17
RcRownchangeKK*chgGame
 1426 1388 2.00 6 -0.76 20 -15.20 
  Awat, Mohammed Amin Ibrahim 1597 IRQ0.001-0.2320-4.60 
  Hevar, Diyar Hama Saleh 1111 IRQ1.0010.17203.40 
  Mohammed Khaleel, Majeed 1702 IRQ0.001-0.1420-2.80 
  Shahram, Hayder Faiaq 1270 IRQ1.0010.34206.80 
  Sara, Masood Abdullah 1643 IRQ0.001-0.1920-3.80 
  Shang, Masood Abdullah Jabari 1232 IRQ0.001-0.7120-14.20 

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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