Individual Calculations January 2022
 Ballabio, Pietro  Total change: -57.60  Rating chartPersonal card
 WE Felice Bosi 2021 - B Milano ITA 2021-11-27
RcRownchangeKK*chgGame
 1307 1568 1.00 3 -1.44 40 -57.60 
  Ovidi, Marco 1373 ITA1.0010.254010.00 
  Vincenti, Francesco 1305 ITA0.001-0.8240-32.80 
  Vincenti, Leonardo 1244 ITA0.001-0.8740-34.80 

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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