Individual Calculations December 2018
 Kallstrom, Magnus  Total change: -7.00  Rating chartPersonal card
 Malta International Open 2018 Bugibba MLT 2018-11-11
RcRownchangeKK*chgGame
 1830 1872 3.50 7 -0.37 20 -7.40 
  Brink, Barry f2272  * NED0.001-0.0820-1.60 
  Kearsley, Raymond 1602 ENG1.0010.17203.40 
  Itzhaky, Shmuel 2132 ISR0.5010.32206.40 
  Ganglberger, Robert 2049 AUT0.001-0.2720-5.40 
  Ibrahim, Ayman 1634 MLT0.501-0.3020-6.00 
  Flo, Steinar 1646 NOR1.0010.21204.20 
  Liebert, Samuel 1472  * HUN0.501-0.4220-8.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 Horndals KM 201819 R3 Horndal SWE 2018-11-25
RcRownchangeKK*chgGame
 1883 1872 0.50 1 0.02 20 0.40 
  Trsavec, Peter 1883 SWE0.5010.02200.40 

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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