Individual Calculations October 2008
 Gay, Daniel  Total change: -65.25  Rating chartPersonal card
 2008 Oregon Championship Portland, Oregon USA 2008-06-13
RcRownchangeKK*chgGame
 2166 2086 2.50 9 -1.03 25 -25.75 
  Foster, Raleigh Franc 2115 USA0.001-0.4625-11.50 
  Roua, Radu 2249 ROU0.001-0.2825-7.00 
  Morris, Michael J 2181 USA0.5010.13253.25 
  Jacobi, Gunther James 1964 USA0.501-0.1725-4.25 
  Bricher, James 2149 USA0.5010.09252.25 
  Brownell, Landon 2277 USA0.001-0.2525-6.25 
  Russell, Corey J f2211 USA0.001-0.3325-8.25 
  Raptis, Nick John f2259 USA0.5010.23255.75 
  Janniro, Mike 2090 USA0.5010.01250.25 

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)
 
 109th Annual US Open Dallas, Texas USA 2008-08-02
RcRownchangeKK*chgGame
 2066 2086 1.50 5 -1.06 25 -26.50 
  Jackson, Trevor H 2158 USA0.001-0.4025-10.00 
  Vempati, Gayatri 1751 USA1.0010.12253.00 
  Drake, Jason M 2165 USA0.001-0.3925-9.75 
  Zierk, Steven C 2132 USA0.5010.06251.50 
  Lopez Ii, Nelson M 2124 USA0.001-0.4525-11.25 

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)
 
 2008 Denker Tournament of High School Champions Dallas, Texas USA 2008-08-02
RcRownchangeKK*chgGame
 2069 2086 1.00 3 -0.58 25 -14.50 
  Gonzalez, Karel 2075 CUB0.001-0.5225-13.00 
  Regalbuto, Joey 1955 USA1.0010.32258.00 
  Studen, Damir 2177 USA0.001-0.3825-9.50 

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)
 
 57th Annual Oregon Open Gresham, Oregon USA 2008-08-30
RcRownchangeKK*chgGame
 2190 2086 1.50 4 0.06 25 1.50 
  May, Andy 2110 USA0.5010.03250.75 
  Roua, Radu 2234 ROU0.5010.20255.00 
  Pupols, Viktors 2190 USA0.5010.14253.50 
  Macgregor, Mike 2224 USA0.001-0.3125-7.75 

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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