Individual Calculations September 2009
 Martin, Eric  Total change: -42.60  Rating chartPersonal card
 12e Open des Vins du Médoc Naujac sur Mer FRA 2009-06-28
RcRownchangeKK*chgGame
 1842 1893 2.00 5 -0.78 25 -19.50 
  Colpe, Helge 2117 GER0.5010.28257.00 
  Zickelbein, Eva-Maria wf2073 GER1.0010.742518.50 
  Merlet, Francois 1544 FRA0.001-0.8925-22.25 
  Teyssier, Jean-Paul 1720 FRA0.001-0.7325-18.25 
  Trzemielewski, Frank 1758 FRA0.501-0.1825-4.50 

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)
 
NOTE: K factor changed
 13e Open Côte d'Argent Naujac sur Mer FRA 2009-07-12
RcRownchangeKK*chgGame
 1666 1896 0.00 2 -1.54 15 -23.10 
  Roussel, Glenn 1554 FRA0.001-0.8815-13.20 
  Baroudel, Jacques 1778 FRA0.001-0.6615-9.90 

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)
 

 

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