Rapid: Individual Calculations September 2021
 Ardizzone, Luigi  Total change: 8.40  Rating chartPersonal card
 OP RAPID ALL'APERTO PALERMO ITA 2021-07-31
RcRownchangeKK*chgGame
 1563 1262 1.00 3 0.42 20 8.40 
  Favitta, Amedeo 1835 ITA0.001-0.0220-0.40 
  Camarda, Giuseppe 1435 ITA0.001-0.2720-5.40 
  Balistreri, Luigi 1418 ITA1.0010.712014.20 

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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