Individual Calculations April 2019
 Bergstrom, Rolf  Total change: -6.80  Rating chartPersonal card
 Div I 2 2018-19 R567 Sweden SWE 2019-03-09
RcRownchangeKK*chgGame
 2231 2192 1.00 3 -0.34 20 -6.80 
  Svenn, Gosta f2289 SWE0.001-0.3720-7.40 
  Ruonala, Robert 2083 SWE0.501-0.1520-3.00 
  Cramling, Dan m2322 SWE0.5010.18203.60 

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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