Individual Calculations September 2016
 Zapata Charles, Santiago  Total change: -7.40  Rating chartPersonal card
 XXVII Panamericano de la Juventud Sub-18 Absoluto Montevideo URU 2016-07-25
RcRownchangeKK*chgGame
 2144 2260 5.50 9 -0.37 20 -7.40 
  Lopez Calderon, Alfonso Al c2075 MEX1.0010.26205.20 
  Malamud, Lautaro 2065 ARG1.0010.25205.00 
  Villegas, Franco 2198 ARG0.001-0.5920-11.80 
  Lemos, Dawton Almino 2166 BRA1.0010.37207.40 
  Escalante Ramirez, Brian Sebasti f2305 PER0.5010.06201.20 
  Zhu, Hong Rui c2232 CAN0.501-0.0420-0.80 
  Zapata Arbelaez, Estiven 2080 COL0.001-0.7420-14.80 
  Bashkansky, Ethan 2010 USA1.0010.19203.80 
  Kimelman, Gabriel c2167 URU0.501-0.1320-2.60 

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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