Individual Calculations April 2009
 Pettersen, Joar Gullestad  Total change: -3.90  Rating chartPersonal card
 Gjøvik 100th Anniversary Tournament A (GM) 2008-09 Gjøvik NOR 2008-12-29
RcRownchangeKK*chgGame
 2118 2016 1.50 8 -1.50 15 -22.50 
  Kovachev, Daniel Jakobsen 2229 NOR0.5010.27154.05 
  Caspi, Israel m2366 ISR0.001-0.1115-1.65 
  Nielsen, Jorgen G. 2184 DEN0.5010.22153.30 
  Strand, Kjetil 2057 NOR0.001-0.4415-6.60 
  Larsen, Tor Kristian 2105 NOR0.001-0.3815-5.70 
  Carlsen, Ellen Oen 1888 NOR0.501-0.1715-2.55 
  Haugstad, Espen 2090 NOR0.001-0.4015-6.00 
  Bryn, Thomas 2025 NOR0.001-0.4915-7.35 

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)
 
 Vestlandsserien 1. division south Various NOR 2009-01-16
RcRownchangeKK*chgGame
 2108 2016 2.00 2 1.24 15 18.60 
  Madland, Kristoffer 1992 NOR1.0010.47157.05 
  Harestad, Thor Geir f2223 NOR1.0010.771511.55 

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)
 
 Gibraltar Master 2009 Gibraltar ENG 2009-01-27
RcRownchangeKK*chgGame
 2127 2016 2.00 8 -0.82 15 -12.30 
  Perez Aleman, Pedro Tomas 2160 ESP0.001-0.3115-4.65 
  Salem, Ihab 2171 PLE1.0010.711510.65 
  Tsifanskaya, Ludmila A wm2149 ISR0.001-0.3215-4.80 
  Byron, Alan M 2162 ENG0.001-0.3015-4.50 
  Szabo, Gabor 1862 HUN0.001-0.7115-10.65 
  Whitehead, David J 2155 ENG0.5010.19152.85 
  Pantaleoni, Claudio 2211 ITA0.5010.25153.75 
  Bates, Caspar J 2142 ENG0.001-0.3315-4.95 

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)
 
 Gibraltar Challengers 1 2009 Gibraltar ENG 2009-01-27
RcRownchangeKK*chgGame
 2039 2016 3.00 5 0.65 15 9.75 
  Kozlov, Oleg m2187 RUS0.001-0.2715-4.05 
  Quinn, Joseph R 1835 ENG0.501-0.2415-3.60 
  Loberg, Jo Kristian 1923 NOR1.0010.37155.55 
  Erdelyi, Tamas m2152 HUN0.5010.18152.70 
  Navarro Perez, Manuel 2097 ESP1.0010.61159.15 

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)
 
 Gibraltar Challengers 2 2009 Gibraltar ENG 2009-02-01
RcRownchangeKK*chgGame
 2048 2016 2.00 4 0.17 15 2.55 
  Kozlov, Oleg m2187 RUS0.001-0.2715-4.05 
  Dennis, Nigel W 1956 ENG0.501-0.0815-1.20 
  Nisbet, Alex 1922 SCO1.0010.37155.55 
  Almond, Richard J 2126 ENG0.5010.15152.25 

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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