Individual Calculations June 2024
 Petrini, Roberto  Total change: -12.00  Rating chartPersonal card
 FE Sardinia World Chess - B Orosei ITA 2024-04-27
RcRownchangeKK*chgGame
 1729 1597 2.00 8 -0.60 20 -12.00 
  Merusi, Luigi 1803 ITA0.001-0.2420-4.80 
  Jakobsen, Oivind 1721 NOR0.001-0.3320-6.60 
  Stivaletta, Andrea 1768 ITA0.001-0.2720-5.40 
  Deiana, Giacomo 1690 ITA0.001-0.3720-7.40 
  Andhin, Chethanah wc1614 MRI1.0010.522010.40 
  Agamennone, Alessio 1735 ITA0.001-0.3120-6.20 
  Gagliani, Stefano 1771 ITA0.001-0.2720-5.40 
  Margareci, Massimo 1726 ITA1.0010.672013.40 

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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