Individual Calculations January 2023
 Jansson, Bert  Total change: 7.80  Rating chartPersonal card
 Katrineholm KM 2022 R5678 Katrineholm SWE 2022-11-01
RcRownchangeKK*chgGame
 1454 1587 1.50 2 0.15 20 3.00 
  Lundstrom, Per 1507 SWE0.501-0.1120-2.20 
  Frode, Kim 1401 SWE1.0010.26205.20 

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)
 
 Katrineholm KM 2022 R9 10 Katrineholm SWE 2022-12-09
RcRownchangeKK*chgGame
 1387 1591 1.00 1 0.24 20 4.80 
  Bystrom, Anders 1387 SWE1.0010.24204.80 

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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