Individual Calculations February 2015
 Martinez Maya, Steven  Total change: 16.00  Rating chartPersonal card
 V Copa Latinoamericana Guayaquil ECU 2014-12-26
RcRownchangeKK*chgGame
 2010 1981 4.00 8 0.40 40 16.00 
  Santos Flores, Alberto m2306 ECU0.001-0.1340-5.20 
  Macias, Anthony 1614 ECU1.0010.10404.00 
  Macias Murillo, Bryan m2261 ECU0.001-0.1640-6.40 
  Martinez Maya, Joel 1728 ECU1.0010.19407.60 
  Requelme Romero, Jose 1591 ECU1.0010.09403.60 
  Grados, Luis 2167 PER0.5010.24409.60 
  Principe, Gerson 2215 PER0.5010.294011.60 
  Arias, Mario 2199 PER0.001-0.2240-8.80 

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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