Rapid: Individual Calculations October 2021
 Martinez, Miguel Angel  Total change: -4.20  Rating chartPersonal card
 IV IRT Rapidas Armagedon Lima PER 2021-09-26
RcRownchangeKK*chgGame
 1487 1741 1.00 2 -0.21 20 -4.20 
  Bedoya Rosales, Luis 1957 PER0.001-0.2220-4.40 
  Cardenas Huachaca, Alessandro Jai 1017 PER1.0010.01200.20 

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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