Individual Calculations January 2009
 Rosenberg, Evan S  Total change: -15.15  Rating chartPersonal card
 Edward Lasker Memorial and 92nd Annual Marshall Chess Club Championship New York, New York USA 2008-10-17
RcRownchangeKK*chgGame
 2142 2182 3.50 8 -1.01 15 -15.15 
  Farber, Nelson M 2011 USA1.0010.27154.05 
  Kacheishvili, Giorgi g2532 GEO0.001-0.1115-1.65 
  Sturt, Raven M 2055 USA0.501-0.1715-2.55 
  Gaillard, Edward A 2153 USA0.001-0.5415-8.10 
  Ryba, Andrew 2014 USA0.501-0.2215-3.30 
  Katz, Benjamin J 2104 USA0.501-0.1115-1.65 
  Berg, George P 2100 USA1.0010.39155.85 
  Szuper, Paul 2168 USA0.001-0.5215-7.80 

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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