Blitz: Individual Calculations July 2023
 Bonacchi, Roberto  Total change: -87.80  Rating chartPersonal card
 OP MARATONA BLITZ 2023 FIRENZE ITA 2023-06-17
RcRownchangeKK*chgGame
 1660 1687 4.00 16 -4.39 20 -87.80 
  Di Girolamo, Nicolo ` 1879 ITA0.001-0.2520-5.00 
  Di Girolamo, Nicolo ` 1879 ITA0.001-0.2520-5.00 
  Mamaril, Daniel 1450 ITA1.0010.20204.00 
  Mamaril, Daniel 1450 ITA1.0010.20204.00 
  Riccio, Eros 2114 ITA0.001-0.0720-1.40 
  Riccio, Eros 2114 ITA0.001-0.0720-1.40 
  Poli, Riccardo 1303 ITA1.0010.09201.80 
  Poli, Riccardo 1303 ITA1.0010.09201.80 
  Bettazzi, Daniele 1946 ITA0.001-0.1820-3.60 
  Bettazzi, Daniele 1946 ITA0.001-0.1820-3.60 
  Conti, Guido 1819 ITA0.001-0.3220-6.40 
  Conti, Guido 1819 ITA0.001-0.3220-6.40 
  Chimenti, Andrea 1512 ITA0.001-0.7320-14.60 
  Chimenti, Andrea 1512 ITA0.001-0.7320-14.60 
  Cammarano, Gerardo Jose 1287  * ITA0.001-0.9220-18.40 
  Cammarano, Gerardo Jose 1221 ITA0.001-0.9520-19.00 
 * 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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