Individual Calculations September 2010
 Valla, Martin  Total change: 19.50  Rating chartPersonal card
 Norwegian Championship Master Fredrikstad NOR 2010-07-03
RcRownchangeKK*chgGame
 2108 2084 5.50 9 1.30 15 19.50 
  Sousa, Ludy Helsio Paulo 2224 NOR0.001-0.3115-4.65 
  Henriksen, Geir 2209 NOR0.5010.17152.55 
  Tari, Aryan 2060 NOR0.501-0.0315-0.45 
  Thanke, Bror 2178 NOR1.0010.63159.45 
  Tangen, Knut Lennart 2055 NOR0.501-0.0415-0.60 
  Johansen, Paul 2105 NOR1.0010.53157.95 
  Hagen, Anders Gjerdrum 2085 NOR0.5010.00150.00 
  Nakken, Roar 2120 NOR0.5010.05150.75 
  Nygaard, Timmie 1937 NOR1.0010.30154.50 

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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