Individual Calculations September 2009
 Castro, Jose Luis  Total change: 5.50  Rating chartPersonal card
 XX Panamericano Mar del Plata U16 Abs Mar del Plata ARG 2009-08-15
RcRownchangeKK*chgGame
 2068 1934 2.50 7 0.22 25 5.50 
  Palma, Alvaro 2169 ECU1.0010.792519.75 
  Salazar Loor, Rodger 2078 ECU0.5010.19254.75 
  Cruz Molina, Nicolas 1986 CHI0.001-0.4325-10.75 
  Perez Gormaz, Matias 1984 CHI1.0010.572514.25 
  Quenallata, Luciano 2157 ARG0.001-0.2225-5.50 
  Mendoza, Rodrigo 2044 BOL0.001-0.3525-8.75 
  Mamani, Joan Franco 2059 PER0.001-0.3325-8.25 

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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