Individual Calculations January 2018
 Marchi, Alessandro  Total change: 8.20  Rating chartPersonal card
 FE Stefano Tatai - C Roma ITA 2017-10-26
RcRownchangeKK*chgGame
 1320 1276 3.50 7 0.41 20 8.20 
  Abuhamdieh, Nando 1441 ITA0.001-0.2820-5.60 
  Marta, Claudio 1076 ITA0.001-0.7620-15.20 
  De Bernardis, Luigi 1366 ITA0.001-0.3820-7.60 
  Pizzi, Mario 1308 ITA1.0010.542010.80 
  Cannavo , Giuseppe 1147 ITA1.0010.33206.60 
  De Guisa, Michele 1472 ITA1.0010.752015.00 
  Caperna, Francesco 1433 ITA0.5010.21204.20 

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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