Individual Calculations January 2023
 Mayara Sibowicz, Giovanna  Total change: -21.00  Rating chartPersonal card
 Regional Sul Brasileiro Amador Sub 1600 Timbo SC BRA 2022-12-02
RcRownchangeKK*chgGame
 1407 1549 3.00 6 -1.05 20 -21.00 
  De Freitas, Sidinei Melo 1422 BRA0.501-0.1720-3.40 
  Spagnollo, Pedro Henrique 1299 BRA0.501-0.3120-6.20 
  Lanznaster, Rafael 1366 BRA1.0010.26205.20 
  Barbosa, Kassio Rodrigo 1546 BRA0.001-0.5020-10.00 
  Guerreiro, Heitor Koffermann 1247 BRA0.001-0.8520-17.00 
  Bernardes, Roberto Carlos Strutt 1563 BRA1.0010.522010.40 

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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