Individual Calculations May 2017
 Verrascina, Roberto  Total change: -38.20  Rating chartPersonal card
 World Amateur Championship under 2300 Spoleto ITA 2017-04-01
RcRownchangeKK*chgGame
 2069 2190 4.00 9 -1.91 20 -38.20 
  Lujan, Nelson 2012 ARG1.0010.27205.40 
  Zhunussov, Bibek 2247 KAZ0.5010.08201.60 
  Ghannoum, Marc f2234 CAN0.001-0.4420-8.80 
  Grapsa, Georgia wf2049 GRE0.001-0.6920-13.80 
  Khulan, Enkhsaikhan f2003 MGL0.001-0.7420-14.80 
  Petruccioli, Antonio 1986 ITA1.0010.24204.80 
  Isaakidis, Alexandros 2042 CYP0.001-0.7020-14.00 
  Paolillo, Gaia wf2011 ITA0.501-0.2320-4.60 
  Conti, Julian 2037 COL1.0010.30206.00 

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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