Individual Calculations September 2011
 Bhatty, Karan S  Total change: 21.45  Rating chartPersonal card
 39th Annual World Open - U2200 Section Philadelphia, Pennsylvania USA 2011-06-28
RcRownchangeKK*chgGame
 2158 2039 1.50 4 0.14 30 4.20 
  Krause, Benjamin 2204 USA0.5010.22306.60 
  Malkiel, Daniel E 2221 USA0.001-0.2630-7.80 
  Csima, Jeffrey J 2045 CAN0.5010.01300.30 
  Schemm, Michael A 2163 USA0.5010.17305.10 

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)
 
NOTE: K factor changed
 2011 Marshall July Grand Prix New York, New York USA 2011-07-16
RcRownchangeKK*chgGame
 2153 2066 1.00 3 -0.21 15 -3.15 
  Velmurugan, Nallusamy 1846 IND1.0010.22153.30 
  Treger, Yefim 2205 USA0.001-0.3115-4.65 
  Battaglini, Gabriel m2407 FRA0.001-0.1215-1.80 

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)
 
NOTE: K factor changed
 2011 July FIDE Monday New York, New York USA 2011-07-18
RcRownchangeKK*chgGame
 2099 2066 3.00 4 1.17 15 17.55 
  West, James R 2134 USA0.5010.09151.35 
  Simonaitis, Arunas 1972 USA1.0010.37155.55 
  Rosenberg, Evan S 2186 USA0.5010.16152.40 
  Black Jr, James A 2105 USA1.0010.55158.25 

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)
 
NOTE: K factor changed
 2011 Marshall August Grand Prix New York, New York USA 2011-08-06
RcRownchangeKK*chgGame
 2173 2066 1.00 2 0.19 15 2.85 
  Yagiz, Bora 1901 USA1.0010.28154.20 
  Lapshun, Yury m2444 USA0.001-0.0915-1.35 

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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