Individual Calculations September 2018
 Halvarsson, Peter  Total change: 6.00  Rating chartPersonal card
 4th CellaVision Chess Cup standard Lund SWE 2018-08-04
RcRownchangeKK*chgGame
 2026 1876 1.50 4 0.30 20 6.00 
  Svensson, Anders 1971 2084 SWE0.5010.27205.40 
  Soderstrom, Adrian 2044 SWE0.5010.22204.40 
  Ranby, Hans 1968 SWE0.5010.13202.60 
  Olsson, Bo 1966 2009 SWE0.001-0.3220-6.40 

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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