Rapid: Individual Calculations February 2018
 Saeidi Rad, Zahra  Total change: -4.60  Rating chartPersonal card
 Tehran Rapid 16 Dey 1396 Tehran IRI 2018-01-06
RcRownchangeKK*chgGame
 1962 1619 0.00 2 -0.23 20 -4.60 
  Doostkam, P 1965 IRI0.001-0.1120-2.20 
  Galehdari, Bardia 1959 IRI0.001-0.1220-2.40 

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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