Individual Calculations August 2022
 Perez Sanchez, David  Total change: 20.40  Rating chartPersonal card
 Cerrado IRT Clasico Grupo Educativo Madero Ciudad Madero, Tamaulipas MEX 2022-07-06
RcRownchangeKK*chgGame
 1472 1419 6.00 10 1.56 40 62.40 
  Aguilar Mata, Thiago Sebastian 1403 MEX1.0010.484019.20 
  Loera Patino, Gabriel 1733 MEX1.0010.864034.40 
  Lopez Sanchez, Paola Zoe 1185 MEX1.0010.21408.40 
  Sandoval Yepez, Joe Samuel 1689 VEN0.001-0.1740-6.80 
  Ostos Vazquez, Nicolas 1349 MEX0.001-0.6040-24.00 
  Aguilar Mata, Thiago Sebastian 1403 MEX1.0010.484019.20 
  Loera Patino, Gabriel 1733 MEX0.001-0.1440-5.60 
  Lopez Sanchez, Paola Zoe 1185 MEX1.0010.21408.40 
  Sandoval Yepez, Joe Samuel 1689 VEN0.001-0.1740-6.80 
  Ostos Vazquez, Nicolas 1349 MEX1.0010.404016.00 

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)
 
 XII Juegos Nacionales de Ajedrez Infantiles y Juveniles Sub 13 Absoluto Cadereyta, Queretaro MEX 2022-07-15
RcRownchangeKK*chgGame
 1263 1419 1.00 3 -1.05 40 -42.00 
  Wong Escalante, Ho Wah 1079 MEX1.0010.12404.80 
  Barrios Cruz, Mario Antonio 1315 MEX0.001-0.6440-25.60 
  Salinas Cardenas, Rodrigo Salvado 1396 MEX0.001-0.5340-21.20 

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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