Individual Calculations February 2015
 Gaibor, Ivan  Total change: 65.20  Rating chartPersonal card
 V Copa Latinoamericana Guayaquil ECU 2014-12-26
RcRownchangeKK*chgGame
 1982 1624 2.50 8 1.63 40 65.20 
  Macias Murillo, Bryan m2024  * ECU0.001-0.0840-3.20 
  Suasnabar, Jesus 2022 PER0.5010.424016.80 
  Quishpe Vaca, Andres 1956 ECU0.001-0.1240-4.80 
  Arrata Peralta, Pedro 1872 ECU1.0010.814032.40 
  Salazar Loor, Rodger 2024  * ECU0.001-0.0840-3.20 
  Dillon Iperti, Miguel Jack 2024  * ECU1.0010.924036.80 
  Bone Nunoz, Jhonny 1980 ECU0.001-0.1140-4.40 
  Cordero, Daniela wm1952 BOL0.001-0.1340-5.20 
 * 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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