Individual Calculations January 2023
 Laksman, Pesach  Total change: -7.60  Rating chartPersonal card
 EP Open 2022 R45 Svedala SWE 2022-11-14
RcRownchangeKK*chgGame
 1381 1371 1.00 1 0.51 20 10.20 
  Johansson, Stina 1999 1381 SWE1.0010.512010.20 

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)
 
 Distriktsserien Skane 22-23, div 4 R23 Malmo SWE 2022-12-04
RcRownchangeKK*chgGame
 1642 1368 0.50 2 -0.03 20 -0.60 
  Ogbekene, Edmund 1365 SWE0.5010.00200.00 
  Hansson, Ronald 1919 SWE0.001-0.0320-0.60 

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)
 
 MSF Mobile Labs Open 2022 std Malmo SWE 2022-12-17
RcRownchangeKK*chgGame
 1218 1368 0.50 2 -0.86 20 -17.20 
  Nordin, Marcus 2007 1064 SWE0.501-0.3620-7.20 
  Kelada, Mikael 1371 SWE0.001-0.5020-10.00 

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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