Individual Calculations September 2009
 Scalcione, Michelangelo  Total change: -2.20  Rating chartPersonal card
 Jubilee Open Master 2009 Zurich SUI 2009-08-09
 2280 2389 5.50 9 -0.22 10 -2.20 
  Hobuss, Wolfgang 2117 GER0.501-0.3310-3.30 
  Eidinger, Helmut 2123 SUI1.0010.18101.80 
  Gharamian, Tigran g2615 FRA0.001-0.2110-2.10 
  Botta, Gabriele 2228 SUI0.001-0.7110-7.10 
  Klaus, Ingo 2136 GER1.0010.19101.90 
  Antognini, Francesco 2236 SUI1.0010.30103.00 
  Modler, Andreas 2275 GER1.0010.34103.40 
  Giri, Anish g2518 NED0.001-0.3310-3.30 
  Berzina, Ilze wm2276 LAT1.0010.35103.50 

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)


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