Rapid: Individual Calculations May 2018
 Roodashtayan, Saadat  Total change: 2.80  Rating chartPersonal card
 Yasouj Mabaas Cup Farvardin 1397 Yasouj IRI 2018-04-12
RcRownchangeKK*chgGame
 1624 1481 2.50 7 0.14 20 2.80 
  Arefazad, Gholamhossein 1774 IRI1.0010.852017.00 
  Hosseini, Seyedhossein 1751 IRI0.001-0.1720-3.40 
  Yaghoob Zadeh, S Mohammad Hossei 1771 IRI1.0010.842016.80 
  Torabi, Abolghasem 1760 IRI0.001-0.1620-3.20 
  Momtahan, Hossein 1881  * IRI0.001-0.0820-1.60 
  Abbaspoor, Farajollah 1248 IRI0.001-0.7920-15.80 
  Rostami, Amir Mohammad 1182 IRI0.501-0.3520-7.00 
 * 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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