Individual Calculations July 2009
 Petroschka, Bernd  Total change: 6.00  Rating chartPersonal card
 7-Seenplatte Seniorenturnier Pelham GER 2009-04-15
RcRownchangeKK*chgGame
 1915 1924 5.00 9 0.40 15 6.00 
  Wilfert, Eva-Maria 1784 GER1.0010.31154.65 
  Reichwald, Klaus 1981 GER0.5010.08151.20 
  Mack, Thomas Dr. 2025 GER0.001-0.3615-5.40 
  Scheuerlein, Gerhard 1864 GER1.0010.42156.30 
  Bardin, Christian 1803 FRA0.501-0.1615-2.40 
  Oser, Thor 1857 GER0.501-0.0915-1.35 
  Leutz, Hans 1955 GER0.5010.04150.60 
  Causevic, Ismet 1919 GER0.501-0.0115-0.15 
  Kalkmann, Hans 2046 GER0.5010.17152.55 

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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