Individual Calculations March 2011
 Helgason, Reynir  Total change: -13.35  Rating chartPersonal card
 Dutch Team Competition - 2A - round 5-6 2011 Various NED 2011-01-08
RcRownchangeKK*chgGame
 2370 2330 0.00 2 -0.89 15 -13.35 
  Berendsen, Richard 2301 NED0.001-0.5415-8.10 
  Bosboom, Manuel m2438 NED0.001-0.3515-5.25 

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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