Individual Calculations August 2017
 Maravi, Jon  Total change: 4.80  Rating chartPersonal card
 II IRT CLASICO ESCUELA Y CLUB AJEDREZ SURCO-ECASU 2017 Lima PER 2017-07-08
RcRownchangeKK*chgGame
 1566 1634 2.50 4 0.12 40 4.80 
  Palomino Taipe, Celso 1466 PER1.0010.284011.20 
  Rosello, Jaime 1995 PER0.001-0.1040-4.00 
  Ugarelli, Juan 1485 PER0.501-0.2040-8.00 
  Chavarria Alfaro, Fernando Andre 1319 PER1.0010.14405.60 

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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