Individual Calculations July 2010
 Sturt, Raven M  Total change: 4.80  Rating chartPersonal card
 Marshall CC FIDE Thursdays New York, NY USA 2010-05-13
RcRownchangeKK*chgGame
 2131 2168 3.50 5 0.75 15 11.25 
  Waxman, Marian 2045 USA1.0010.33154.95 
  Treger, Yefim 2230 USA0.5010.09151.35 
  Hoffmann, Asa f2279 USA0.001-0.3515-5.25 
  Berg, George P 2099 USA1.0010.40156.00 
  Frumkin, Edward A 2002 USA1.0010.28154.20 

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)
 
 New York May Open New York, New York USA 2010-05-29
RcRownchangeKK*chgGame
 2222 2168 2.00 3 0.68 15 10.20 
  Treger, Yefim 2230 USA1.0010.59158.85 
  Paragua, Mark C g2497 PHI0.001-0.1215-1.80 
  Robinson, Darrian 1939 USA1.0010.21153.15 

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)
 
 3rd Ney York International New York, New York USA 2010-06-18
RcRownchangeKK*chgGame
 2170 2168 2.50 7 -1.11 15 -16.65 
  Molner, Mackenize 2439 USA0.001-0.1715-2.55 
  Ganguly, Surya S g2568  * IND0.001-0.0815-1.20 
  Weiner, Zachary J 1973 USA0.001-0.7515-11.25 
  Tom, George 2055 USA1.0010.35155.25 
  Kats, Alena 2041 USA0.001-0.6715-10.05 
  Margiotta, Jason J 1999 USA1.0010.28154.20 
  Leve, Nitai D 2117 USA0.501-0.0715-1.05 
 * 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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