Individual Calculations December 2018
 Pereira, Henry Alberto  Total change: 23.00  Rating chartPersonal card
 Campeonato Panamericano Amateur Absoluto sub 2000 Panama PAN 2018-11-01
RcRownchangeKK*chgGame
 1912 1842 4.50 9 0.86 20 17.20 
  Bonilla, Felix 1965 PAN0.001-0.3320-6.60 
  Fernandez Vidal, Rene 1955 CUB1.0010.652013.00 
  Barria, Blass c1941 PAN1.0010.642012.80 
  Lopez, Carlos Manuel 1928 ESA0.5010.12202.40 
  Neira, Carlos c1965 PAN0.001-0.3320-6.60 
  Herrera, Diego 1812 PAN1.0010.46209.20 
  Aguila Batista, Jose 1741 PAN0.501-0.1420-2.80 
  Ugarte, Reinaldo c1958 PAN0.001-0.3420-6.80 
  Molina Mojica, Angel Valentin 1940 COL0.5010.13202.60 

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)
 
 Subzonal 2.3.4 Colombia Absoluto 2018 Camp Nacional Ajedrez Mayores Absoluto 2018 Bogota COL 2018-11-06
RcRownchangeKK*chgGame
 1768 1842 5.00 8 0.29 20 5.80 
  Lopez Ramirez, Daniel Giovanny 1553 COL1.0010.16203.20 
  Alvarez Lora, Amauri 2098 COL0.001-0.1920-3.80 
  Rojas Mendoza, Joun Sun 1669 COL0.001-0.7320-14.60 
  Luque, Manuel Antonio 1531 COL1.0010.14202.80 
  Acuna Romero, Vladimir 1699 COL0.501-0.1920-3.80 
  Cordero Gonzalez, Victor William 1659 COL1.0010.26205.20 
  Toro, Miguel Angel 1937 COL1.0010.632012.60 
  Hernandez Fierro, Luis Eduardo 1997 COL0.5010.21204.20 

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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