Individual Calculations July 2010
 Amarasinghe, Prashantha N.  Total change: 15.15  Rating chartPersonal card
 Chess.MN 4th FIDE Invitational Rating Tournament Minneapolis,MN USA 2010-05-01
RcRownchangeKK*chgGame
 1966 1997 5.00 9 0.18 15 2.70 
  Chernov, Andrey 1996 USA1.0010.50157.50 
  Tang, Andrew 1834 USA1.0010.28154.20 
  Fellman, Mike 1983 USA1.0010.48157.20 
  Wasiluk, Kevin M 2218 USA0.001-0.2215-3.30 
  Purcell, Brendan T 2006 USA0.001-0.4915-7.35 
  Bu, Kevin 2033 USA0.001-0.4515-6.75 
  Hortillosa, Andres 2027 USA0.5010.04150.60 
  Powell, Alexander 1944 USA0.501-0.0715-1.05 
  Zagar, Dane B 1650 USA1.0010.11151.65 

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)
 
 Chess.MN Inaugural FIDE Open Swiss Tournament Minneapolis,MN USA 2010-05-22
RcRownchangeKK*chgGame
 2006 1997 1.00 1 0.51 15 7.65 
  Purcell, Brendan T 2006 USA1.0010.51157.65 

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)
 
 Chess.MN 5th FIDE Invitational Rating Tournament Eagan, Minnesota USA 2010-06-19
RcRownchangeKK*chgGame
 2078 1997 1.50 3 0.32 15 4.80 
  Yang, Michael 2139 USA0.001-0.3115-4.65 
  Inigo, Aquino 1907 CAN0.501-0.1215-1.80 
  Kiiru, Joseph Kanyingi 2187 KEN1.0010.751511.25 

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)
 

 

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