Individual Calculations August 2017
 Kelly, Joey M  Total change: -55.80  Rating chartPersonal card
 Panamerican Youth Championship 2017 U-16 San Jose CRC 2017-07-01
RcRownchangeKK*chgGame
 1974 2307 5.00 9 -2.79 20 -55.80 
  Zeledon Perez, Edgar 1907  * CRC1.0010.08201.60 
  Aspiazu, Marlon 1929 ECU0.001-0.9120-18.20 
  Flores Irurso, Paul Josue 1907  * MEX1.0010.08201.60 
  Miyasaka, Marcus M f2145 USA1.0010.29205.80 
  Castro Bello, Carlos Javier 2046 CUB0.001-0.8220-16.40 
  Solano Saltachin, Carlos Andres 1907  * CRC1.0010.08201.60 
  Yie, Kevin Yi-Xiao 1907  * CAN0.501-0.4220-8.40 
  Gonzales Curse, Flavio f2111 PER0.001-0.7520-15.00 
  Sandoval Blanco, Sebastian 1907  * CHI0.501-0.4220-8.40 
 * 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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