Individual Calculations July 2009
 Nahler, Michael, Dr.  Total change: 9.00  Rating chartPersonal card
 XII. Rhein-Main Open Bad Homburg v.d.H. GER 2009-06-10
RcRownchangeKK*chgGame
 2053 1834 1.50 5 0.36 25 9.00 
  Hug, Marcel f2184 SUI0.001-0.1125-2.75 
  Marten, Gero 2054 GER0.001-0.2225-5.50 
  Hilbenz, Guntram, Dr. 1982 GER0.5010.20255.00 
  Hornung, Thomas 2034 GER0.5010.26256.50 
  Geigle, Bruno 2011 GER0.5010.23255.75 

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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