Individual Calculations January 2020
 Abbott, James  Total change: -30.80  Rating chartPersonal card
 4th Annual Sevan Muradian Memorial Schaumburg, Illinois USA 2019-11-29
RcRownchangeKK*chgGame
 1744 1859 1.50 5 -1.54 20 -30.80 
  Raj, Ria 1459  * USA1.0010.08201.60 
  Brock, William 1933 USA0.5010.10202.00 
  Li, Si R 1860 USA0.001-0.5020-10.00 
  Rhine, Frederick S 2005 USA0.001-0.3020-6.00 
  Prakash, Nandini 1462 USA0.001-0.9220-18.40 
 * 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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