Individual Calculations September 2009
 Chipkin, Leonard B  Total change: -11.55  Rating chartPersonal card
 2nd New York International New York, NY USA 2009-06-19
RcRownchangeKK*chgGame
 2127 2059 3.00 9 -0.77 15 -11.55 
  Liu, Elliott J f2353 USA0.001-0.1515-2.25 
  Barnett, Alexander 2239 USA0.001-0.2615-3.90 
  Zenyuk, Iryna cwm2305 USA0.001-0.1915-2.85 
  Ostrovskiy, Anatoly 1969 USA0.501-0.1215-1.80 
  Hellenschmidt, Andrew 2024 USA0.501-0.0515-0.75 
  Farber, Nelson M 2001 USA0.501-0.0815-1.20 
  Yagiz, Bora 1910 USA1.0010.30154.50 
  Jacobs, Jon f2307 USA0.001-0.1915-2.85 
  Frumkin, Edward A 2034 USA0.501-0.0315-0.45 

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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