Individual Calculations January 2020
 Bergstrom, Rolf  Total change: -2.00  Rating chartPersonal card
 Div I 2 2019-20 R3 Sweden SWE 2019-12-01
RcRownchangeKK*chgGame
 2091 2167 0.50 1 -0.10 20 -2.00 
  Angskog, Kent 2091 SWE0.501-0.1020-2.00 

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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