Individual Calculations August 2017
 Ashrafi, Seyyed Erfan  Total change: -37.60  Rating chartPersonal card
 Fars Province Championship 2017 Shiraz IRI 2017-07-19
RcRownchangeKK*chgGame
 1428 1582 3.50 8 -1.88 20 -37.60 
  Tahmasebi, Hamid 1982  * IRI0.001-0.0820-1.60 
  Gerami, Kiyarash 1182  * IRI0.501-0.4220-8.40 
  Bahreini, Melina 1212 IRI0.001-0.9020-18.00 
  Johari, Atena 1249 IRI0.001-0.8820-17.60 
  Rahimi, Arshia 1184 IRI1.0010.08201.60 
  Yazdanshenas, Abozar 1395 IRI1.0010.26205.20 
  Raygan, Mohammad 1397 IRI1.0010.26205.20 
  Ashraf, Artin 1819 IRI0.001-0.2020-4.00 
 * 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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