Individual Calculations March 2020
 Pettersson, Lars-Ake  Total change: 23.20  Rating chartPersonal card
 Taby Open KM 201920 R67 Taby SWE 2020-01-28
RcRownchangeKK*chgGame
 1753 1688 1.50 2 0.65 20 13.00 
  Engfeldt, Jan 1946 SWE0.5010.32206.40 
  Svanberg, Albin 1559 SWE1.0010.33206.60 

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 III 2 2019-20 R5 Sweden SWE 2020-02-02
RcRownchangeKK*chgGame
 1635 1649 0.50 1 -0.02 20 -0.40 
  Tagesson, Jan 1635 SWE0.501-0.0220-0.40 

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)
 
 Lag-DM 2019/2020, div 4 R5 Stockholm SWE 2020-02-17
RcRownchangeKK*chgGame
 1671 1649 1.00 1 0.53 20 10.60 
  Knoppel, Bjorn 1671 SWE1.0010.532010.60 

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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