Individual Calculations December 2019
 Rosales Gonzalez, Jessica  Total change: 1.20  Rating chartPersonal card
 Campeonato Panamericano Amateur U1700 2019 San Jose CRC 2019-10-23
 1406 1306 2.00 5 0.03 40 1.20 
  Quiros Cajina, Allan 1651 CRC0.001-0.1140-4.40 
  Martinez Cusi, Alessandro 1017 CRC1.0010.16406.40 
  Aponte Gomez, Edgar Patricio 1656 PER0.001-0.1140-4.40 
  Monge Ramirez, Abigail 1101 CRC1.0010.24409.60 
  Reyes Aristizabal, Andres 1605 COL0.001-0.1540-6.00 

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)


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