Rapid: Individual Calculations December 2019
 Marzouq, Chowdhury  Total change: 17.60  Rating chartPersonal card
 Elegant Youth Chess Championship 2019 Dhaka BAN 2019-11-15
RcRownchangeKK*chgGame
 1413 1460 2.00 2 0.88 20 17.60 
  Ridwan, Syed 1324 BAN1.0010.32206.40 
  Muhammad Abtahi, Abrar 1502 BAN1.0010.562011.20 

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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