Rapid: Individual Calculations December 2018
 Mafakheri, Elham  Total change: -33.20  Rating chartPersonal card
 1st Iranian Girls Chess Talented Olympiad Rapid 1397 Rasht IRI 2018-11-27
RcRownchangeKK*chgGame
 1369 1379 1.00 5 -1.66 20 -33.20 
  Zahedifar, Anahita wf1779  * IRI0.001-0.0820-1.60 
  Alveda, Melika 1149 IRI1.0010.21204.20 
  Samadi, Marzieh 1516 IRI0.001-0.3220-6.40 
  Safari, Negar 1167 IRI0.001-0.7720-15.40 
  Seidi Hallaj, Seideh Hasti 1232 IRI0.001-0.7020-14.00 
 * 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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