Individual Calculations December 2019
 Bermudez Goodrich , Nathalie Abig  Total change: -22.80  Rating chartPersonal card
 COPA IRT MAGDALENA CIERRE ANUAL Magdalena - Lima PER 2019-11-15
 1346 1059 0.00 3 -0.57 40 -22.80 
  Palomino Taipe, Celso 1459  * PER0.001-0.0840-3.20 
  Arauco Celestino, Arianna Sofia wf1459  * PER0.001-0.0840-3.20 
  Ortiz Menacho, Sebastian Alonso 1121 PER0.001-0.4140-16.40 
 * 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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