Individual Calculations October 2021
 Fredriksen, Jan Gunnar  Total change: -2.60  Rating chartPersonal card
 Kragero Grand Prix A 2021 Kragero NOR 2021-09-03
RcRownchangeKK*chgGame
 1808 1838 2.00 4 -0.13 20 -2.60 
  Helliesen, Lykke-Merlot 1722 NOR1.0010.34206.80 
  Westrum, Kim Roger Hansen 1993 NOR0.001-0.2920-5.80 
  Eiding, Amanda Mai Irgens 1573 NOR1.0010.18203.60 
  Dahl, Max 1942 NOR0.001-0.3620-7.20 

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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