Individual Calculations March 2024
 Gudnyjarson, Sigurdur Pall  Total change: -35.60  Rating chartPersonal card
 Reykjavik Chess Championship 2024 Round 8-9 Reykjavik ISL 2024-01-31
RcRownchangeKK*chgGame
 1944 1653 0.50 2 0.19 40 7.60 
  Ragnarsson, Johann 1922 ISL0.5010.334013.20 
  Skarphedinsson, Ingvar Wu 1966 ISL0.001-0.1440-5.60 

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)
 
 Nordic Youth Chess Championship 2024 Group D Valkeakoski FIN 2024-02-16
RcRownchangeKK*chgGame
 1666 1683 1.50 5 -1.08 40 -43.20 
  Jalving, August 1873 DEN0.5010.254010.00 
  Sandmann, Villads Majvang 2018 DEN0.001-0.1240-4.80 
  Nieminen, Oliver 1564 FIN0.001-0.6640-26.40 
  Jamil, Oskar Jacobsen 1283  * FAI1.0010.08403.20 
  Rantala, Tuomas 1591 FIN0.001-0.6340-25.20 
 * 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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