Individual Calculations October 2008
 Matikozyan, Andran  Total change: -7.60  Rating chartPersonal card
 48th Annual Pacific Southwest Open Los Angeles, CA USA 2008-07-04
RcRownchangeKK*chgGame
 2120 2470 0.00 1 -0.89 10 -8.90 
  Yee, Michael 2120 USA0.001-0.8910-8.90 

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)
 
 13th Pacific Coast Open Agoura Hills, California USA 2008-07-17
RcRownchangeKK*chgGame
 2250 2470 1.50 2 -0.06 10 -0.60 
  Landaw, Julian W 2246 USA1.0010.22102.20 
  Yanayt, Eugene f2254 USA0.501-0.2810-2.80 

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)
 
 Southern California Championship Los Angeles, CA USA 2008-08-16
RcRownchangeKK*chgGame
 2311 2470 4.50 7 -0.32 10 -3.20 
  Sevillano, Enrico m2505 USA1.0010.55105.50 
  Landaw, Julian W 2246 USA0.501-0.2810-2.80 
  Tanaka, Christian 2120 USA1.0010.11101.10 
  Lakdawala, Cyrus F m2424 USA0.501-0.0610-0.60 
  Kretchetov, Alexandre f2355 RUS0.001-0.6610-6.60 
  Lawrence, Danyul 2120 USA1.0010.11101.10 
  Peters, Jack m2408 USA0.501-0.0910-0.90 

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)
 
 30th Annual Southern California Open Temecula, California USA 2008-08-30
RcRownchangeKK*chgGame
 2472 2470 2.00 3 0.51 10 5.10 
  Peters, Jack m2408 USA1.0010.41104.10 
  Sevillano, Enrico m2505 USA0.5010.05100.50 
  Khachiyan, Melikset g2504 USA0.5010.05100.50 

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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