Individual Calculations May 2011
 Leyva, Hector  Total change: 1.60  Rating chartPersonal card
 Torneo Centroamericano y del Caribe - Zonal Absoluto 2.3 Santiago de los Caballeros DOM 2011-03-18
 2409 2393 6.00 12 0.16 10 1.60 
  Mazara, Adan c2298 DOM1.0010.37103.70 
  Cabralis, Keron f2203 TRI1.0010.25102.50 
  Pitterson, Jomo m2263 JAM1.0010.32103.20 
  Lorenzana, Wilson Estuardo m2227 GUA1.0010.28102.80 
  Bruzon Batista, Lazaro g2686 CUB0.001-0.1510-1.50 
  Mateo, Ramon g2446 DOM1.0010.57105.70 
  Del Castilho, Martyn f2205 BAR0.501-0.2410-2.40 
  Barrientos, Sergio E m2499 COL0.5010.14101.40 
  Arenas, David m2420 COL0.001-0.4610-4.60 
  Dominguez Perez, Leinier g2716 CUB0.001-0.1310-1.30 
  Munoz Santana, Jose Lisandro m2401 DOM0.001-0.4910-4.90 
  Leon Hoyos, Manuel g2546 MEX0.001-0.3010-3.00 

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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