Individual Calculations April 2018
 Lumachi, Gabriele  Total change: -33.60  Rating chartPersonal card
 WE 30 Trofeo Ceriano Ceriano Laghetto ITA 2018-03-02
RcRownchangeKK*chgGame
 2050 2023 1.50 5 -0.84 40 -33.60 
  Sbarra, Marco f2247 ITA0.001-0.2240-8.80 
  Regondi, Lorenzo 2018 ITA0.001-0.5140-20.40 
  Colonetti, Fabio 2051 ITA0.5010.04401.60 
  Tramalloni, Luca 2006 ITA0.501-0.0240-0.80 
  Bolognese, Leonardo 1927 ITA0.501-0.1340-5.20 

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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