Individual Calculations June 2019
 Placchetta, Omero  Total change: -14.40  Rating chartPersonal card
 CR Lazio 2019 Roma ITA 2019-05-17
RcRownchangeKK*chgGame
 1579 1531 1.50 5 -0.72 20 -14.40 
  Biondi, Massimo 1895 ITA0.001-0.1020-2.00 
  Piccinato, Claudio 1208 ITA1.0010.13202.60 
  Giordani, Luca 1794 ITA0.5010.32206.40 
  Vannelli, Vittorio 1680 ITA0.001-0.3020-6.00 
  Ferri, Roberto 1319 ITA0.001-0.7720-15.40 

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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