Individual Calculations August 2015
 Ball, Joerg  Total change: -27.20  Rating chartPersonal card
 Recklinghaeuser Schachwoche 2015 Recklinghausen GER 2015-07-20
RcRownchangeKK*chgGame
 1889 2047 3.50 6 -0.68 40 -27.20 
  Seref, Erdogan 1730 GER1.0010.13405.20 
  Schelwokat, Peter 1972 GER0.501-0.1040-4.00 
  Kuesgen, Dirk 1928 GER0.501-0.1640-6.40 
  Herud, Martin 1995 GER0.501-0.0740-2.80 
  Gerlach, Felix Tobias 1767 GER0.501-0.3440-13.60 
  Maczkowiak, Thomas 1942 GER0.501-0.1440-5.60 

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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