Individual Calculations May 2017
 Nazzarri, Errico  Total change: -40.00  Rating chartPersonal card
 OP 15 Infrasettimanale ARS -B Roma ITA 2017-03-09
RcRownchangeKK*chgGame
 1468 1390 1.00 5 -1.00 40 -40.00 
  Rossi, Roberto 1617 ITA0.001-0.2140-8.40 
  Quaglia, Ferdinando 1546 ITA0.001-0.2940-11.60 
  Bertollini, Ferruccio 1451 ITA1.0010.584023.20 
  Di Penta, Guido 1429 ITA0.001-0.4540-18.00 
  Cordio, Carlo Maria 1298 ITA0.001-0.6340-25.20 

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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