Individual Calculations September 2023
 Christoffersen, Odd  Total change: 13.60  Rating chartPersonal card
 Sparebanken More Kristiansund Grand Prix 2023 B Kristiansund NOR 2023-08-25
RcRownchangeKK*chgGame
 1621 1489 2.00 4 0.68 20 13.60 
  Lurdalen, Svein Erik 1728 NOR0.001-0.2020-4.00 
  Kotkowski, Jacek Stefan 1446 NOR0.501-0.0620-1.20 
  Myhre, Thor Olaf 1619 NOR1.0010.682013.60 
  Andersen, Martin K 1689 NOR0.5010.26205.20 

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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