Individual Calculations December 2019
 Jabbari, Saeed  Total change: -31.20  Rating chartPersonal card
 East Azarbayjan 4th League ( 1398 ) Round 1-5 Tabriz IRI 2019-11-11
RcRownchangeKK*chgGame
 1706 1811 0.50 2 -0.78 40 -31.20 
  Zarezadeh, Eisa 1627 IRI0.001-0.7440-29.60 
  Rostami, Mohsen 1785 IRI0.501-0.0440-1.60 

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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