Individual Calculations December 2022
 Sandborg, Peter  Total change: -4.20  Rating chartPersonal card
 Rodeby Hostschack 2022 R67 Rodeby SWE 2022-10-26
RcRownchangeKK*chgGame
 1651 1731 1.00 2 -0.21 20 -4.20 
  Svensson, Bengt 1957 1728 SWE0.5010.00200.00 
  Nilsson, Hans 195409 1574 SWE0.501-0.2120-4.20 

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)
 

 

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