Individual Calculations June 2023
 Domalchuk-Jonasson, Aleksandr  Total change: 20.60  Rating chartPersonal card
 Stein am Rhein Open 2023 Stein am Rhein SUI 2023-04-28
RcRownchangeKK*chgGame
 1927 2354 4.00 4 0.33 20 6.60 
  Saminskij, Jan 1954  * SUI1.0010.08201.60 
  Lanois, Herve 1752 SUI1.0010.02200.40 
  Mata, Adilson 1944 POR1.0010.08201.60 
  Rappazzo, Johannes 2057 SUI1.0010.15203.00 
 * 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)
 
 Icelandic Chess Championship 2023 Hafnarfjordur ISL 2023-05-15
RcRownchangeKK*chgGame
 2382 2338 5.50 11 0.70 20 14.00 
  Ptacnikova, Lenka wg2099 ISL0.001-0.8020-16.00 
  Ingvason, Johann 2076 ISL0.501-0.3220-6.40 
  Thorfinnsson, Bragi g2431 ISL1.0010.632012.60 
  Stefansson, Hannes g2521 ISL0.001-0.2620-5.20 
  Heimisson, Hilmir Freyr m2353 ISL0.001-0.4820-9.60 
  Gretarsson, Hjorvar Steinn g2539 ISL1.0010.762015.20 
  Hjartarson, Johann g2466 ISL1.0010.672013.40 
  Stefansson, Vignir Vatnar m2470 ISL0.5010.18203.60 
  Kjartansson, Gudmundur g2402 ISL0.5010.09201.80 
  Ragnarsson, Dagur m2346 ISL0.5010.01200.20 
  Danielsen, Henrik g2501 ISL0.5010.22204.40 

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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