Individual Calculations February 2019
 Chambers, Ezra  Total change: -25.60  Rating chartPersonal card
 Bay Area International Burlingame, California USA 2019-01-01
RcRownchangeKK*chgGame
 2237 2360 2.50 6 -1.28 20 -25.60 
  Kumar, Naman 1960  * USA0.501-0.4220-8.40 
  Li, Eric c2005 USA1.0010.11202.20 
  Ringoir, Tanguy g2516 BEL0.001-0.2920-5.80 
  Talyansky, Seth c2201 USA1.0010.29205.80 
  Macieja, Bartlomiej g2509 POL0.001-0.3020-6.00 
  Costello, Alexander 2231 USA0.001-0.6720-13.40 
 * 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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