Individual Calculations February 2020
 Andersson, Stefan 1975  Total change: 6.20  Rating chartPersonal card
 Div II 4 2019-20 R234 Sweden SWE 2019-11-09
RcRownchangeKK*chgGame
 2002 1890 1.00 2 0.31 20 6.20 
  Bielik, Alexander 2020 SWE0.001-0.3220-6.40 
  Eketrapp, Gunnar 1984 SWE1.0010.632012.60 

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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