Individual Calculations April 2009
 Alefs, Heinz  Total change: -13.50  Rating chartPersonal card
 25.ChessOrg Schachfestival Seniors Bad Woerishofen GER 2009-03-05
RcRownchangeKK*chgGame
 1852 1886 3.50 8 -0.90 15 -13.50 
  Budt, Karl-Heinz 2134 GER0.001-0.1915-2.85 
  Braeu, Ludwig 1988 GER0.001-0.3615-5.40 
  Rogowski, Walter 1685 GER0.001-0.7615-11.40 
  Antusch, Ingrid 1770 GER1.0010.34155.10 
  Dombrowe, Eckehard 1844 GER0.001-0.5615-8.40 
  Erdmann, Wolfgang 1775 GER1.0010.35155.25 
  Bartlitz, Heinz 1839 GER1.0010.43156.45 
  De, Polzer Manfred 1777 ITA0.501-0.1515-2.25 

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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