Individual Calculations January 2023
 Matus, Nastassja  Total change: -46.74  Rating chartPersonal card
 2022 US Masters Charlotte, North Carolina USA 2022-11-23
RcRownchangeKK*chgGame
 2141 2011 3.50 9 0.42 38 15.96 
  Sethuraman, Sandeep f2371 USA0.001-0.1038-3.80 
  Zhao, Erick f2243 USA0.5010.293811.02 
  Patel, Arav 1746 USA1.0010.18386.84 
  Gedajlovic, Max f2317 CAN0.001-0.1438-5.32 
  Homa, Seth f2242 USA0.001-0.2138-7.98 
  Hebbar, Eshaan 1815 USA1.0010.25389.50 
  Andersen, Gunnar 2224 USA0.5010.273810.26 
  Yim, Sungho 2209 KOR0.001-0.2438-9.12 
  Palmero Martinez, Rachel wf2098 CUB0.5010.12384.56 

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)
 
 North American Chess Youth Chess Championship U20 Girls Mexico 2022 Ciudad de Mexico MEX 2022-12-02
RcRownchangeKK*chgGame
 1752 2011 5.50 9 -1.65 38 -62.70 
  Wang, Lilian 1632 USA1.0010.09383.42 
  Hua, Michelle 1706 CAN0.501-0.3638-13.68 
  Benito De Leo, Estefania 1734 MEX0.501-0.3338-12.54 
  Guzman Garcia, Mia Fernanda 1611  * MEX1.0010.08383.04 
  Mejia Granados, Paulina Isabel wc1806 MEX1.0010.24389.12 
  Mou, Iris wf2093 USA0.001-0.3938-14.82 
  Tec Rodas, Sofia Isavelina 1616 MEX0.501-0.4238-15.96 
  Hernandez Diaz, Paula Sofia 1723 MEX1.0010.16386.08 
  Vidyarthi, Omya wc1847 USA0.001-0.7238-27.36 
 * 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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