Individual Calculations September 2012
 Lambertz, Michael  Total change: -4.65  Rating chartPersonal card
 9. Longericher Sommer-Open Koeln GER 2012-08-03
RcRownchangeKK*chgGame
 1940 1990 2.00 4 -0.31 15 -4.65 
  Rotstein, Jefim f2334 GER0.001-0.1215-1.80 
  Florin, Jon 1834 SUI1.0010.29154.35 
  Lantsman, Boris 1890 GER1.0010.36155.40 
  Karwatzki, Hans-Juergen 1703 GER0.001-0.8415-12.60 

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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