Rapid: Individual Calculations December 2019
 Persson, Ulf  Total change: -17.20  Rating chartPersonal card
 Hasselbacken Chess Open 2019 snabb Stockholm SWE 2019-11-01
RcRownchangeKK*chgGame
 1730 1810 1.50 4 -0.86 20 -17.20 
  Lacko, Sandro 1410  * SWE1.0010.08201.60 
  Torngren, Gustav c2086 SWE0.001-0.1720-3.40 
  Thornqvist, Ofelia 1746 SWE0.501-0.0920-1.80 
  Joensson, Oscar 1679 SWE0.001-0.6820-13.60 
 * 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)
 

 

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