Individual Calculations June 2024
 Pumachaico Valdiviezo, Piero Alon  Total change: 103.20  Rating chartPersonal card
 XXI IRT Clasico Sub-2200 MN Nelson Gonzalez Bernal In Memoriam Trujillo PER 2024-04-25
RcRownchangeKK*chgGame
 1800 1706 3.50 6 1.22 40 48.80 
  Garcia Andrada, Heidy Nicole wm1942 PER0.001-0.2040-8.00 
  Gonzalez Mesa, Daniel f1947 CUB0.5010.304012.00 
  Aguilar, Manuel 1877 PER1.0010.734029.20 
  Solorzano Roncal, Ezzio Jose 1729 PER0.001-0.4740-18.80 
  Nunez Castaneda, Joaquin Alonso 1562 PER1.0010.314012.40 
  Quevedo Perales, Aaron Wilfredo 1741 PER1.0010.554022.00 

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)
 
 "World School Chess Championship" Open under 13 Lima PER 2024-05-01
RcRownchangeKK*chgGame
 1739 1690 5.00 8 1.36 40 54.40 
  Escudero Mori, Jose Jesus 1468 PER1.0010.22408.80 
  Cano Alcaraz, Juan Jose 2090  * COL1.0010.924036.80 
  Yang, Maxwell 1973 USA0.5010.344013.60 
  Herrera Jimenez, Mateo 1943 COL0.001-0.1940-7.60 
  Morante Cama, Rodrigo Moises 1515 PER0.501-0.2340-9.20 
  Acuna Taipe, Juan Samuel 1519 PER1.0010.274010.80 
  Huaman Rivera, Danilo 1593 PER1.0010.374014.80 
  Sozoranga Barahona, Jordy Alexand 1807 ECU0.001-0.3440-13.60 
 * 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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