Rapid: Individual Calculations May 2018
 Morgans, Justin  Total change: -0.20  Rating chartPersonal card
 2018 Frank Hatto Memorial Pencoed WLS 2018-04-28
RcRownchangeKK*chgGame
 1803 1623 1.50 5 -0.01 20 -0.20 
  Jones, Ian Robert 2012 WLS0.001-0.0920-1.80 
  Mason, Edward 1319 WLS1.0010.14202.80 
  Bevan, Peter M 1916 WLS0.001-0.1520-3.00 
  Pleasants, Allan J 2023  * WLS0.001-0.0820-1.60 
  Hurn, Robert Aj 1747 WLS0.5010.17203.40 
 * 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)
 

 

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