Individual Calculations July 2010
 Ostrovskiy, Aleksandr  Total change: 3.15  Rating chartPersonal card
 New York May Open New York, New York USA 2010-05-29
RcRownchangeKK*chgGame
 2180 2254 2.00 3 0.20 15 3.00 
  Williams, Justus D 2239 USA1.0010.48157.20 
  West, James R 2096 USA1.0010.29154.35 
  Khamroev, Ravshan 2204 UZB0.001-0.5715-8.55 

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
 2257 2254 4.50 9 0.01 15 0.15 
  Shabalov, Alexander g2585 USA0.001-0.1215-1.80 
  Margiotta, Jason J 1999 USA1.0010.19152.85 
  Ippolito, Dean J m2480 USA0.001-0.2115-3.15 
  Chiang, Michael 1970 USA1.0010.16152.40 
  Bady, Glenn 2214 USA0.001-0.5615-8.40 
  Sena, Juan 2169 DOM1.0010.38155.70 
  Neimer, Vitaly m2397 ISR0.5010.19152.85 
  Bellaiche, Anthony m2442 FRA0.001-0.2615-3.90 
  Tom, George 2055 USA1.0010.24153.60 

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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