Individual Calculations August 2012
 Oboron, Jerzy  Total change: -27.90  Rating chartPersonal card
 21. Offenes Brandenburgisches Seniorenturnier 2012 Miedzyzdroje POL 2012-06-19
RcRownchangeKK*chgGame
 1899 1976 4.50 9 -0.93 30 -27.90 
  Peter, Volkhard, Dr. 1783 GER1.0010.25307.50 
  Olszewski, Jerzy 1835 POL0.501-0.1930-5.70 
  Kothe, Manfred 1950 GER0.501-0.0430-1.20 
  Meinke, Dietlind 1949 GER1.0010.463013.80 
  Petzold, Hilmar 2086 GER0.001-0.3530-10.50 
  Hempel, Guenther 1840 GER0.501-0.1830-5.40 
  Pauly, Rolf 1856 GER0.501-0.1630-4.80 
  Schmidt, Hans-Juergen 1940 GER0.001-0.5530-16.50 
  Kolkwitz, Klaus 1854 GER0.501-0.1730-5.10 

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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