Individual Calculations December 2015
 Lunde, Sigmund  Total change: -7.60  Rating chartPersonal card
 Vinterturneringen Halden 2015 Halden NOR 2015-10-21
RcRownchangeKK*chgGame
 1992 1836 0.50 3 -0.38 20 -7.60 
  Rangoy, Helge A. 1939 NOR0.5010.14202.80 
  Lund, Frode-Ryan 2019 NOR0.001-0.2620-5.20 
  Lund, Frode-Ryan 2019 NOR0.001-0.2620-5.20 

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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