Individual Calculations October 2019
 Irfan, Orhan Mehmed  Total change: 51.20  Rating chartPersonal card
 Septemberkampen 2019 grp 2 Uppsala SWE 2019-09-07
RcRownchangeKK*chgGame
 1552 1448 2.00 2 1.28 40 51.20 
  Lonsjo, Hakan 1591 SWE1.0010.694027.60 
  Sandin, Albin 1513 SWE1.0010.594023.60 

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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