Individual Calculations November 2017
 Gerhards, Walter  Total change: 15.20  Rating chartPersonal card
 Seniorenturnier Bad Mergentheim Bad Mergentheim GER 2017-10-16
RcRownchangeKK*chgGame
 1818 1938 6.50 9 0.76 20 15.20 
  Wraga, Hermann 1701 GER1.0010.20204.00 
  Thonig, Manfred 1589 GER0.501-0.3920-7.80 
  Klein, Klaus 2013 GER0.001-0.4020-8.00 
  Luebbers, Doris, Dr. 1545 GER0.501-0.4220-8.40 
  Kuehnl, Bernd 1771 GER1.0010.28205.60 
  Schaefer, Martin, Dr. 1950 GER1.0010.522010.40 
  Wittkugel, Friedhelm 1916 GER0.501-0.0320-0.60 
  Winogradov, Alexander 1931 GER1.0010.49209.80 
  Kotitschke, Karlheinz 1945 GER1.0010.512010.20 

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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