Individual Calculations December 2023
 Lundstrom, Per  Total change: -7.60  Rating chartPersonal card
 Katrineholm KM 2023 R34 Katrineholm SWE 2023-10-17
RcRownchangeKK*chgGame
 1870 1500 1.00 2 0.63 20 12.60 
  Jansson, Bert 1606 SWE1.0010.642012.80 
  Schwartz, Julius 2133 SCO0.001-0.0120-0.20 

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)
 
 Etuna DM 2023 std Eskilstuna SWE 2023-10-28
RcRownchangeKK*chgGame
 1499 1500 0.00 2 -1.01 20 -20.20 
  Kaunonen, Jouni 1539 FIN0.001-0.4520-9.00 
  Smeds, Joakim 1459 SWE0.001-0.5620-11.20 

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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