Individual Calculations July 2009
 Blanchon, Pascal  Total change: -7.50  Rating chartPersonal card
 27e open international de la ville de Metz Metz FRA 2009-04-11
 1940 1768 1.50 7 -0.50 15 -7.50 
  Hamdouchi, Adina-Maria wg2118 ROU0.001-0.1115-1.65 
  Boyarchenko, Alex 1982 LUX0.001-0.2315-3.45 
  Billot, Daniel 1883 FRA0.5010.16152.40 
  Potaux, Olivier 1932 FRA0.001-0.2815-4.20 
  Matschek, Norbert 1771 FRA1.0010.50157.50 
  Kiefer, Eric 1890 FRA0.001-0.3315-4.95 
  Baudry, Lyam 2001 FRA0.001-0.2115-3.15 

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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