Individual Calculations May 2011
 Ramos, Efren Andres  Total change: 4.20  Rating chartPersonal card
 Torneo IRT Panama 1 Panama PAN 2011-04-01
RcRownchangeKK*chgGame
 2091 2158 5.00 8 0.28 15 4.20 
  Aizpurua, Patrick c2138 PAN0.501-0.0315-0.45 
  Quiroz, Michael 2027 PAN0.501-0.1815-2.70 
  Sanchez, Jorge f2196 PAN1.0010.55158.25 
  Haskins, Marcos 2155 PAN1.0010.50157.50 
  Bonilla, Felix 2142 PAN1.0010.48157.20 
  Carrera Ortega, Alhan 1979 PAN0.501-0.2315-3.45 
  Collantes, Juan Ramon 2027 PAN0.001-0.6815-10.20 
  Padilla, Alvaro 2066 PAN0.501-0.1315-1.95 

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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