Individual Calculations September 2009
 Martis, Valentino  Total change: 0.60  Rating chartPersonal card
 Curacao Chess Festival 2009 Curacao Netherlands Antilles AHO 2009-07-24
RcRownchangeKK*chgGame
 2004 1999 3.00 6 0.04 15 0.60 
  Greevenbosch, Kees 2054 NED0.001-0.4215-6.30 
  Zalm, Norman 1861 AHO1.0010.31154.65 
  Flanders, Cander 2015 AHO0.001-0.4815-7.20 
  Lopez, Juste c2013 ARU1.0010.52157.80 
  Suez-Panama, Gilles 2122 FRA0.001-0.3315-4.95 
  Jaramillio, Alonso 1957 VEN1.0010.44156.60 

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)
 

 

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