Individual Calculations July 2008
 Mahan, James Robert  Total change: 15.30  Rating chartPersonal card
 13e Open de Herlies Herlies FRA 2008-04-05
RcRownchangeKK*chgGame
 1774 1529 1.00 3 0.40 15 6.00 
  Drache, Daniel 1830 FRA0.5010.35155.25 
  Eeckhout, Jean-Louis 1786 FRA0.001-0.1815-2.70 
  Lambert, Rene 1707 FRA0.5010.23153.45 

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)
 
 26e Open International de Metz Metz FRA 2008-04-19
RcRownchangeKK*chgGame
 1756 1529 1.50 7 -0.04 15 -0.60 
  Dubois, Martine wm1879 FRA0.001-0.1115-1.65 
  Ezratti, Andre 1808 FRA0.001-0.1615-2.40 
  Schmidt, Alain 1728 FRA0.001-0.2415-3.60 
  Lupfer, Anny 1698 FRA1.0010.721510.80 
  Hautcoeur, Damien 1719 FRA0.5010.25153.75 
  Toth, Charles 1810 FRA0.001-0.1615-2.40 
  Dumas, Christian 1650 FRA0.001-0.3415-5.10 

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)
 
 12ème Open de Printemps de Chambéry Chambery FRA 2008-05-01
RcRownchangeKK*chgGame
 1794 1529 0.50 3 -0.05 15 -0.75 
  Budin, Florent 1879 FRA0.001-0.1115-1.65 
  Revil-Baudard, Didier 1778 FRA0.001-0.1915-2.85 
  Eydt, Yoann 1724 FRA0.5010.25153.75 

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)
 
 Kaupthing Open B Differdange LUX 2008-05-10
RcRownchangeKK*chgGame
 1826 1529 1.50 5 0.71 15 10.65 
  Birtz, Claude 1879 LUX0.5010.39155.85 
  Schumacher, Helmut 1879 BEL0.001-0.1115-1.65 
  Lockwood, William 1869 FRA0.001-0.1215-1.80 
  Ludewig, Robert 1815 LUX1.0010.841512.60 
  Marchal, Roger 1688 FRA0.001-0.2915-4.35 

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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