Individual Calculations September 2009
 Yeager, Daniel A  Total change: -59.40  Rating chartPersonal card
 2nd New York International New York, NY USA 2009-06-19
RcRownchangeKK*chgGame
 2258 2372 3.50 8 -1.62 15 -24.30 
  Frumkin, Edward A 2034 USA1.0010.12151.80 
  Barbosa, Oliver A m2426 PHI0.001-0.4215-6.30 
  Harper, Ryan f2206 TRI0.001-0.7215-10.80 
  Zhao, Parker B 2301 USA0.001-0.6015-9.00 
  Balasubramanian, Adit 2212 IND1.0010.29154.35 
  Haskel, Jeffrey 2140 USA0.501-0.2915-4.35 
  Naranja, Renato C m2295 PHI1.0010.39155.85 
  Krush, Irina mwg2452 USA0.001-0.3915-5.85 

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 Annual Philadelphia International Philadelphia, Pennsylvania USA 2009-06-25
RcRownchangeKK*chgGame
 2315 2372 4.50 8 -0.06 15 -0.90 
  Szalay, Karoly 2050 CAN1.0010.13151.95 
  Gareev, Timur g2590 UZB0.5010.28154.20 
  Hansen, Eric f2398 CAN0.5010.04150.60 
  Rogers, Norman f2240 USA1.0010.32154.80 
  Jiang, Louie 2266 CAN0.001-0.6415-9.60 
  Battaglini, Gabriel 2325 FRA1.0010.43156.45 
  Ippolito, Dean J m2443 USA0.001-0.4015-6.00 
  Studen, Damir 2208 USA0.501-0.2215-3.30 

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)
 
 37th Annual World Open - Open Section Philadelphia, Pennsylvania USA 2009-06-29
RcRownchangeKK*chgGame
 2281 2372 2.50 8 -2.28 15 -34.20 
  Mikhalevski, Victor g2625 ISR0.001-0.1915-2.85 
  Pressman, Leif A 2057 USA1.0010.14152.10 
  Harmon-Vellotti, Luke 2022 USA0.501-0.3915-5.85 
  Stocek, Jiri g2573 CZE0.5010.26153.90 
  Kraai, Jesse g2488 USA0.001-0.3415-5.10 
  Coleman, Teddy f2289 USA0.001-0.6115-9.15 
  Hanken, Jerome B 2022 USA0.001-0.8915-13.35 
  Privman, Boris f2172 USA0.501-0.2615-3.90 

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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