Individual Calculations November 2009
 Johansson, Per  Total change: -17.10  Rating chartPersonal card
 Nordic Championship for seniors Fredrikstad NOR 2009-09-19
RcRownchangeKK*chgGame
 1947 2025 2.50 6 -1.14 15 -17.10 
  Nielsen, Peter 1894 DEN0.001-0.6815-10.20 
  Flotten, Erling 1840 NOR0.501-0.2415-3.60 
  Bjorgvik, Jan Arne 1925 NOR0.501-0.1415-2.10 
  Haug, Kjell 1970 NOR0.501-0.0815-1.20 
  Finnlaugsson, Gunnar 2104 ISL0.5010.11151.65 
  Kverndal, Leif 1948 NOR0.501-0.1115-1.65 

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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