Individual Calculations September 2020
 Petrella, Andrea  Total change: -89.20  Rating chartPersonal card
 FE 18 Spilimbergo - C Spilimbergo ITA 2020-08-09
RcRownchangeKK*chgGame
 1576 1602 1.50 7 -2.23 40 -89.20 
  Wenski, Wolfgang 1745 GER0.001-0.3140-12.40 
  Di Pasquale, Karol 1430 ITA1.0010.274010.80 
  Del Tin, Alberto 1702 ITA0.001-0.3640-14.40 
  Rossi, Sofia 1510 ITA0.001-0.6340-25.20 
  Rossi, Gianni 1681 ITA0.5010.11404.40 
  Di Maulo, Chiara 1415 ITA0.001-0.7440-29.60 
  Silini, Riccardo 1550 ITA0.001-0.5740-22.80 

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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