Individual Calculations May 2012
 Wiessner, Johann  Total change: -16.95  Rating chartPersonal card
 28.ChessOrg Schachfestival Open Bad Woerishofen GER 2012-03-02
RcRownchangeKK*chgGame
 1932 1897 2.50 8 -1.13 15 -16.95 
  Stiller, Patrick, Dr. 2159 GER0.001-0.1815-2.70 
  Hipp, Hermann 2014 GER0.5010.16152.40 
  Blaeser, Romain 2022 LUX0.5010.17152.55 
  Harsch, Martin 2013 SUI0.001-0.3415-5.10 
  Kerber, Alfred 2009 AUT0.001-0.3515-5.25 
  Ries, Heinz-Gerd, Dr. 1763 GER0.501-0.1815-2.70 
  Bruder, Heinz 1791 GER0.001-0.6415-9.60 
  Puetz, Peter 1685 GER1.0010.23153.45 

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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