Individual Calculations June 2015
 Khosravi, Haybatolah  Total change: -80.80  Rating chartPersonal card
 Sowmesara Silk Cup (B) U-2150 Sowmesara IRI 2015-05-09
RcRownchangeKK*chgGame
 1457 1524 1.50 6 -2.02 40 -80.80 
  Atabayeva, Gozel wf1924  * TKM0.001-0.0840-3.20 
  Nezamdoust, Amirmahdi 1271 IRI0.001-0.8140-32.40 
  Mahjoob Zardast, Artemis 1275 IRI0.501-0.3140-12.40 
  Sohrabi, Siavash 1173 IRI1.0010.11404.40 
  Zarivand, Kaveh 1690 IRI0.001-0.2840-11.20 
  Ghomi, Parnian 1411 IRI0.001-0.6540-26.00 
 * 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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