Individual Calculations December 2013
 Messina, Marco  Total change: -3.90  Rating chartPersonal card
 OP del Levante Ligure La Spezia ITA 2013-10-31
RcRownchangeKK*chgGame
 2062 2078 3.50 7 -0.26 15 -3.90 
  Salvador, Roland g2471 PHI0.001-0.0815-1.20 
  Onesti, Luca 1937 ITA0.001-0.6915-10.35 
  Capurro, Giuliano 2085 ITA1.0010.51157.65 
  Tizzoni, Lionello 1929 ITA1.0010.30154.50 
  Boschi, Massimiliano 1926 ITA0.501-0.2015-3.00 
  Movileanu, Daniela 2043 ITA0.501-0.0515-0.75 
  Abd El Gawad, Shaban 2043 ITA0.501-0.0515-0.75 

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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