Individual Calculations December 2019
 Alm, Hakan  Total change: -12.60  Rating chartPersonal card
 Div I 3 2019-20 R123 Sweden SWE 2019-10-19
RcRownchangeKK*chgGame
 2100 2276 1.50 3 -0.63 20 -12.60 
  Welin, Mats f2306 SWE0.001-0.4620-9.20 
  Johansson, Stefan 1957 2016 SWE0.501-0.3220-6.40 
  Lennerstad, Allan 1979 SWE1.0010.15203.00 

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)
 

 

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