Individual Calculations September 2017
 Tarraf, Tarraf  Total change: -20.80  Rating chartPersonal card
 Abu Dhabi Open Tournament Abu Dhabi UAE 2017-08-14
RcRownchangeKK*chgGame
 1595 1674 3.00 7 -1.04 20 -20.80 
  Emad, Aldin Abdulrahman 1274  * SUD1.0010.08201.60 
  Lakshmi, Krishna Bhushan D 1958 IND0.001-0.1620-3.20 
  Mota, Pankit 1937 IND0.001-0.1820-3.60 
  Muratov, Batyrkhan 1402 KAZ1.0010.17203.40 
  Ali, Abdulaziz 1881 UAE0.001-0.2320-4.60 
  Mathew, George 1274  * IND1.0010.08201.60 
  Al Shamsi, Hamad Naseer 1437 UAE0.001-0.8020-16.00 
 * 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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