Individual Calculations October 2021
 Ballabio, Pietro  Total change: 48.80  Rating chartPersonal card
 FE 63 Imperia - B Imperia ITA 2021-09-05
RcRownchangeKK*chgGame
 1695 1519 3.50 8 1.22 40 48.80 
  Mercandelli, Claudio 1773 ITA0.5010.314012.40 
  Coqueraut, Jean Dominique 1594 ITA0.001-0.4040-16.00 
  Alberti, Diego 1322 ITA1.0010.254010.00 
  Schnepel, Thomas 1827 GER1.0010.864034.40 
  Dubois, Martine wm1801 MNC0.5010.344013.60 
  Maiffret, Patrick 1778 FRA0.001-0.1840-7.20 
  Tagliano, Maurizio 1725 ITA0.5010.264010.40 
  Giammona, Federico 1743 ITA0.001-0.2240-8.80 

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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