Individual Calculations September 2023
 Steel, Simon Arthur  Total change: -42.00  Rating chartPersonal card
 10th Annual Potomac Open - U2200 Rockville, MD USA 2023-07-21
RcRownchangeKK*chgGame
 1692 1989 1.50 3 -1.05 40 -42.00 
  Baim, Elvin 1638 AZE1.0010.11404.40 
  Muthukumaran, Gurru 1686 USA0.501-0.3640-14.40 
  Jinsi, Soham Gyani 1752 USA0.001-0.8040-32.00 

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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