Individual Calculations April 2023
 Ingebretsen, Jens E  Total change: -0.20  Rating chartPersonal card
 Ostlandsserien 1. div 2022-2023 R 8-9 Diverse NOR 2023-03-04
RcRownchangeKK*chgGame
 2130 2345 1.50 2 -0.01 20 -0.20 
  Evensen, Tom R 2008 NOR1.0010.12202.40 
  Borresen, Georg S. 2251 NOR0.501-0.1320-2.60 

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)
 

 

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