Individual Calculations June 2021
 Guglielmetti, Oscar  Total change: 13.00  Rating chartPersonal card
 WE Primavera scacchistica veronese - B Verona ITA 2021-05-07
RcRownchangeKK*chgGame
 1664 1638 3.00 5 0.65 20 13.00 
  Budyi, Danylo 1818 UKR0.001-0.2620-5.20 
  Leone, Cataldo 1506 ITA0.501-0.1820-3.60 
  Kofler, Albin Ernst 1539 ITA1.0010.36207.20 
  Dalla Vecchia, Paolo 1823 ITA1.0010.742014.80 
  Margareci, Massimo 1634 ITA0.501-0.0120-0.20 

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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