Individual Calculations October 2012
 Sarkar, Justin  Total change: 7.60  Rating chartPersonal card
 2012 US Masters Championship Greensboro, North Carolina USA 2012-08-30
RcRownchangeKK*chgGame
 2337 2392 6.00 9 0.98 10 9.80 
  Prieto, Ernesto 2100 COL1.0010.15101.50 
  Helfst, Matt D 1992  * USA1.0010.08100.80 
  Kekelidze, Mikheil g2495 GEO0.5010.14101.40 
  Margvelashvili, Giorgi g2570 GEO0.5010.23102.30 
  Romanenko, Vladimir g2482 BLR0.001-0.3810-3.80 
  Ardaman, Miles F f2285 USA1.0010.35103.50 
  Young, Angelo m2338 PHI0.001-0.5810-5.80 
  Denton, Bradley J 2263 USA1.0010.33103.30 
  Friedel, Joshua Edward g2506 USA1.0010.66106.60 
 * 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)
 
 2012 Marshall September Grand Prix New York, New York USA 2012-09-08
RcRownchangeKK*chgGame
 2108 2400 3.00 4 -0.32 10 -3.20 
  Kopiecki, Edward P 2000  * USA1.0010.08100.80 
  Ture, Taner 2014 USA1.0010.09100.90 
  Wu, Christopher 2232 USA0.001-0.7210-7.20 
  Szuper, Paul 2187 USA1.0010.23102.30 
 * 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)
 
 2012 US Class Championship Houston, Texas USA 2012-09-21
RcRownchangeKK*chgGame
 2208 2400 3.00 4 0.10 10 1.00 
  Chiang, Jonathan 2038 USA0.501-0.4010-4.00 
  Chiang, Sarah wc2089 USA0.501-0.3610-3.60 
  Fernandez, Daniel m2396 USA1.0010.49104.90 
  Calugar, Arthur m2308 CAN1.0010.37103.70 

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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