Individual Calculations September 2018
 Mattavelli, Italo  Total change: -1.20  Rating chartPersonal card
 WE 6 Citta' di Omegna - B Omegna ITA 2018-08-03
RcRownchangeKK*chgGame
 1544 1718 3.50 5 -0.06 20 -1.20 
  Canelli, Andrea 1478 ITA0.501-0.3020-6.00 
  Breggia Bicchiere, Antonio 1410 ITA1.0010.14202.80 
  Faraci, Libero 1602 ITA1.0010.34206.80 
  Sforza, Michelangelo 1765 ITA0.001-0.4320-8.60 
  Zara, Giorgio 1465 ITA1.0010.19203.80 

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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