Individual Calculations February 2023
 Derybas, Igor  Total change: -23.20  Rating chartPersonal card
 XXXIII Miedzynarodowy Festiwal Szachowy CRACOVIA 2022 Grupa D Krakow POL 2022-12-27
RcRownchangeKK*chgGame
 1333 1488 5.00 8 -0.58 40 -23.20 
  Gornisiewicz, Gabriela 1187 POL1.0010.15406.00 
  Szpila, Szymon 1295 POL0.501-0.2540-10.00 
  Kowalczyk, Mateusz 1294 POL1.0010.254010.00 
  Bohdanowicz, Nikola 1328 POL1.0010.294011.60 
  Shakhnovich, Uladzislau 1423 FID0.501-0.0940-3.60 
  Zielinski, Marcin 1425 POL0.001-0.5940-23.60 
  Czeremcha, Piotr 1284 POL1.0010.24409.60 
  Mazus, Jakub 1427 POL0.001-0.5840-23.20 

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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