Individual Calculations September 2019
 Negron Martinez, Daianne L.  Total change: -10.00  Rating chartPersonal card
 Panamericano de la Juventud 2019 sub 14 femenino Guayaquil ECU 2019-07-21
RcRownchangeKK*chgGame
 1387 1176 1.00 5 -0.25 40 -10.00 
  Beltran Salvador, Milka 1576  * BOL0.001-0.0840-3.20 
  Hernandez Diaz, Paula Sofia 1495 MEX0.001-0.1340-5.20 
  Valverde Suarez, Alhanys Veronica 1243 ECU0.5010.09403.60 
  Sandoval Rivera, Alejandra 1290 MEX0.5010.16406.40 
  Lunar, Villaman Sofia 1331 MEX0.001-0.2940-11.60 
 * 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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