Rapid: Individual Calculations October 2021
 Barreira, Antonio  Total change: -14.60  Rating chartPersonal card
 CN Amador Semi-Rapidas 2020-201 - U1600 Evora POR 2021-09-12
RcRownchangeKK*chgGame
 1249 1413 2.00 4 -0.73 20 -14.60 
  Machado, Remigio Matos 989 POR1.0010.07201.40 
  Faria, Joaquim Manuel 1212 POR0.001-0.7620-15.20 
  Cruz, Baltazar 1327 POR1.0010.38207.60 
  Daniel, Lourenco 1468 POR0.001-0.4220-8.40 

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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