Rapid: Individual Calculations February 2019
 Farahi, Ali  Total change: -22.20  Rating chartPersonal card
 Dorood Rapid Cup 14 Dey 1397 Lorestan IRI 2019-01-11
RcRownchangeKK*chgGame
 1729 1640 0.50 4 -1.11 20 -22.20 
  Chegini, Milad 1994 IRI0.001-0.1120-2.20 
  Dezhdar, Roozbeh 1480 IRI0.001-0.7120-14.20 
  Hedayati, Vahid 1820 IRI0.5010.24204.80 
  Noroozi, Jamshid 1622 IRI0.001-0.5320-10.60 

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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