Individual Calculations September 2020
 Bettalli, Francesco  Total change: -2.40  Rating chartPersonal card
 FE 18 Spilimbergo - A Spilimbergo ITA 2020-08-09
RcRownchangeKK*chgGame
 2298 2208 4.00 9 0.51 40 20.40 
  Bordin, Silvia 1982 ITA1.0010.21408.40 
  Barp, Alberto m2375 ITA1.0010.724028.80 
  Sonis, Francesco m2490 ITA0.001-0.1640-6.40 
  Yankelevich, Lev m2448 GER0.5010.304012.00 
  Vlachos, Anatole m2429 GRE0.5010.284011.20 
  Lodici, Lorenzo m2489 ITA0.5010.344013.60 
  Van Dael, Siem f2285 NED0.001-0.3940-15.60 
  Nordio, Giorgio 1989 ITA0.001-0.7840-31.20 
  Mazzini, Mauro 2199 ITA0.501-0.0140-0.40 

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)
 
 FE Porto San Giorgio 2020 - A Fermo ITA 2020-08-22
RcRownchangeKK*chgGame
 2006 2208 4.50 7 -0.57 40 -22.80 
  Spano Cuomo, Gaetano 1808  * ITA1.0010.08403.20 
  Pallante, Simone 1857 ITA1.0010.11404.40 
  Tomasi, Diego 1916 ITA1.0010.15406.00 
  Calavalle, Giulio f2227 ITA0.5010.03401.20 
  Luciani, Valerio f2144 ITA0.501-0.0940-3.60 
  Orfini, Nicolo 2245 ITA0.5010.05402.00 
  Di Lascio, Savino 1842 ITA0.001-0.9040-36.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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