Rapid: Individual Calculations January 2021
 Goraj, Barbara  Total change: 5.20  Rating chartPersonal card
 Indywidualne Mistrzostwa Polski Kobiet w Szachach Szybkich Bydgoszcz POL 2020-12-13
RcRownchangeKK*chgGame
 1666 1790 5.50 9 0.26 20 5.20 
  Bromirska, Roksana 1055 POL1.0010.01200.20 
  Antolak, Julia wm2083 POL0.001-0.1520-3.00 
  Oszutowska, Anna 1322 POL1.0010.05201.00 
  Kucharska, Honorata wf2041 POL0.001-0.1920-3.80 
  Waszkowska, Sandra 1395 POL1.0010.08201.60 
  Siekanska, Maria 1587 POL1.0010.24204.80 
  Jakubowska, Anna wm2019 POL0.5010.29205.80 
  Kubicka, Anna wm2063 POL0.001-0.1720-3.40 
  Kucharska, Helena 1425 POL1.0010.10202.00 

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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