Individual Calculations December 2012
 Koehler, Gerhard, Dr.  Total change: 0.30  Rating chartPersonal card
 Deutsche Amateurmeisterschaft RAMADA Cup 2012/2013 2A Magdeburg GER 2012-11-16
RcRownchangeKK*chgGame
 2163 2160 2.50 5 0.02 15 0.30 
  Grottke, Hans-Joachim, Dr. 2232 GER0.5010.10151.50 
  Jarvinen, Rauno 2210 FIN0.001-0.4315-6.45 
  Pruefer, Friedbert, Prof. Dr. 2162 GER1.0010.50157.50 
  Wiege, Andre 2101 GER0.001-0.5815-8.70 
  Bondick, Karl-Heinz 2112 GER1.0010.43156.45 

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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