Individual Calculations May 2012
 Anillo Castro, Alfonso  Total change: 12.30  Rating chartPersonal card
 ITT UDI Sub27 Universitario Bucaramanga COL 2012-03-29
RcRownchangeKK*chgGame
 2025 1842 2.00 6 0.41 30 12.30 
  Mamani, Joan Franco 2104 PER0.001-0.1830-5.40 
  Salcedo, Diana wf2028 COL0.001-0.2630-7.80 
  Dominguez, Rincon Miller 2007 COL1.0010.723021.60 
  Ceron, Edgar Ivan 2039 COL0.001-0.2530-7.50 
  Herrera Perez, Martin Steven 1958 COL1.0010.663019.80 
  Suarez, Walter Camilo 2012 COL0.001-0.2830-8.40 

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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