Individual Calculations July 2009
 Valla, Martin  Total change: 26.70  Rating chartPersonal card
 Ostlandsserien 2008-2009 Various NOR 2008-11-11
RcRownchangeKK*chgGame
 2058 2051 2.00 2 1.02 15 15.30 
  Mella, Aage 1993 NOR1.0010.42156.30 
  Sorgjerd, Jan 2122 NOR1.0010.60159.00 

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)
 
 Knut Bøckman Cup Oslo NOR 2009-04-06
RcRownchangeKK*chgGame
 2120 2050 4.00 8 0.76 15 11.40 
  Bentsen, Hakon 2159 NOR0.5010.15152.25 
  Skrondal, Inge Sandstad c2204 NOR0.001-0.2915-4.35 
  Rundgren, Anders 1999 NOR1.0010.43156.45 
  Kirkebo, Carl Peter 2158 NOR1.0010.65159.75 
  Hagen, Anders Gjerdrum 2109 NOR0.001-0.4215-6.30 
  Levang, Paal Kristian 2010 NOR1.0010.44156.60 
  Getz, Nicolai 2205 NOR0.001-0.2915-4.35 
  Guddahl, Viggo 2118 NOR0.5010.09151.35 

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)
 

 

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