Rapid: Individual Calculations December 2019
 Ostoni, Nicolo `  Total change: -13.20  Rating chartPersonal card
 CIG 2020 - ACCADEMIA SCACCHI MILANO U18 MILANO ITA 2019-11-17
RcRownchangeKK*chgGame
 1226 1254 1.50 4 -0.66 20 -13.20 
  Ostoni, Leonardo 1286 ITA0.5010.04200.80 
  Baldeschi, Niccolo ` 1281 ITA0.001-0.4620-9.20 
  Marini, Manfredi 1165 ITA0.001-0.6220-12.40 
  Conti, Davide Filippo 1170 ITA1.0010.38207.60 

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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