Individual Calculations January 2020
 Migala, Andrzej  Total change: 3.20  Rating chartPersonal card
 Druzynowe Mistrzostwa Polski Niewidomych i Slabowidzacych 2019 Pokrzywna POL 2019-12-03
RcRownchangeKK*chgGame
 1692 2070 6.50 7 0.16 20 3.20 
  Bialas, Stanislaw 1670  * POL1.0010.08201.60 
  Hagel, Mariusz 1785 POL0.501-0.3420-6.80 
  Spionkowski, Fabian 1670  * POL1.0010.08201.60 
  Szydlowski, Wiktor 1711 POL1.0010.10202.00 
  Zarow, Zdzislaw 1670  * POL1.0010.08201.60 
  Raczek, Stanislaw 1670  * POL1.0010.08201.60 
  Liszewska, Leonarda 1670  * POL1.0010.08201.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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