Individual Calculations January 2009
 Villarreal, Ivan Nicolas  Total change: 8.25  Rating chartPersonal card
 IRT Primavera CAVB 2008 Villa Ballester ARG 2008-10-07
RcRownchangeKK*chgGame
 1739 1842 6.00 9 0.33 25 8.25 
  Habib, Carlos Horacio 1757 ARG0.501-0.1225-3.00 
  Amicone, Ricardo Joaquin 1631 ARG0.001-0.7725-19.25 
  Valli, Americo Luis 2026 ARG0.5010.24256.00 
  Schiavello, Roberto 1767 ARG1.0010.402510.00 
  Sanchez, Alberto Jacinto 1626 ARG0.501-0.2825-7.00 
  Di Chiaro, Roberto Daniel 1638 ARG1.0010.24256.00 
  Luzuriaga, Norberto Horaci 1906 ARG0.5010.09252.25 
  Gil, Diego Alberto 1754 ARG1.0010.38259.50 
  Ramirez, Carlos Manuel 1543 ARG1.0010.15253.75 

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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