Individual Calculations March 2017
 Grigoryan, Karen H.  Total change: -2.10  Rating chartPersonal card
 Open Portugal - 90. aniversario FPX Lisboa POR 2017-02-04
 2392 2561 6.00 9 -0.21 10 -2.10 
  Felizes, Paulo 2161  * POR1.0010.08100.80 
  Cuevas Fernandez, Manuel A. 2167 ESP1.0010.08100.80 
  Martin Duque, Jesus f2312 ESP1.0010.19101.90 
  Gharamian, Tigran g2624 FRA0.001-0.4110-4.10 
  Derakhshani, Dorsa mwg2373 IRI1.0010.26102.60 
  Dastan, Muhammed Batuhan g2497 TUR0.001-0.5910-5.90 
  Coiffait, Pierre-Basile 2248 FRA1.0010.14101.40 
  Fernandes, Antonio g2463 POR1.0010.37103.70 
  Kovalenko, Igor g2684 LAT0.001-0.3310-3.30 
 * 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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