Individual Calculations May 2018
 Buonanno, Matteo Giovanni  Total change: -21.60  Rating chartPersonal card
 OP Trofeo di Primavera Napoli ITA 2018-02-22
RcRownchangeKK*chgGame
 1692 1606 1.50 5 -0.54 40 -21.60 
  Melchior, Alex 1993 ITA0.001-0.0940-3.60 
  Calemma, Alfredo Mariano 1598 ITA0.501-0.0140-0.40 
  Mauro, Lucio 1515 ITA1.0010.384015.20 
  Di Meo, Antonio 1833 ITA0.001-0.2140-8.40 
  Orefice, Matteo 1523 ITA0.001-0.6140-24.40 

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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