Individual Calculations December 2019
 Andersson, Bo 1946  Total change: -16.00  Rating chartPersonal card
 Roslagsbro KM 201920 R1234 Roslagen SWE 2019-10-10
RcRownchangeKK*chgGame
 1618 1713 1.50 3 -0.40 40 -16.00 
  Holmstrom, Claes 1665 SWE0.501-0.0740-2.80 
  Andersson, Claes-Ake 1597 SWE1.0010.344013.60 
  Tornqvist, Percy 1591 SWE0.001-0.6740-26.80 

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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