Individual Calculations October 2018
 Petrini, Roberto  Total change: -21.20  Rating chartPersonal card
 FE 22 Cesenatico - C Cesenatico ITA 2018-09-01
RcRownchangeKK*chgGame
 1344 1398 3.50 8 -1.06 20 -21.20 
  Di Cicco, Daniela 1195 ITA1.0010.24204.80 
  Alagna, Caterina 1279 ITA1.0010.34206.80 
  Bortolotti, Alessandro 1455 ITA0.001-0.4220-8.40 
  Bianco, Paolo 1337 ITA0.501-0.0820-1.60 
  Priori, Luigi 1476 ITA0.001-0.3920-7.80 
  Neri, Marco B 1319 ITA0.001-0.6120-12.20 
  Savoretti, Luca 1382 ITA0.001-0.5220-10.40 
  Brandi, Marcello 1310 ITA1.0010.38207.60 

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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