Individual Calculations December 2019
 Bostrom, Henrik  Total change: -6.40  Rating chartPersonal card
 Hasselbacken Chess Open 2019 Lang Stockholm SWE 2019-11-02
RcRownchangeKK*chgGame
 1930 2055 2.50 4 -0.14 20 -2.80 
  Bragesjo, Tomas 1825 SWE0.501-0.2920-5.80 
  Finnbogadottir, Tinna Kristin 1837 ISL1.0010.22204.40 
  Garner, Marten 1896 SWE1.0010.29205.80 
  Adler, Bo 2161 SWE0.001-0.3620-7.20 

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)
 
 Div I 2 2019-20 R2 Sweden SWE 2019-11-10
RcRownchangeKK*chgGame
 2024 2055 1.00 1 0.46 20 9.20 
  Bergmanolson, Michael 2024 SWE1.0010.46209.20 

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)
 
 Lag-DM 2019/2020, div Elit R3 Stockholm SWE 2019-11-11
RcRownchangeKK*chgGame
 1655 2055 0.50 1 -0.42 20 -8.40 
  Berggren, Klas 1655  * SWE0.501-0.4220-8.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 Lag-DM 2019/2020, div 1 R3 Stockholm SWE 2019-11-18
RcRownchangeKK*chgGame
 2274 2055 0.00 1 -0.22 20 -4.40 
  Larsson, Per f2274 SWE0.001-0.2220-4.40 

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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