Individual Calculations April 2013
 Birkestrand, Odd  Total change: 26.25  Rating chartPersonal card
 28. ChessOrg Schachfestival Senioren Bad Woerishofen GER 2013-03-01
RcRownchangeKK*chgGame
 1982 1797 4.50 9 1.98 15 29.70 
  Mittelstaedt, Ewald 1655 GER1.0010.31154.65 
  Oud, Niek 2005 NED0.001-0.2315-3.45 
  Winkler, Hans 1795 GER1.0010.50157.50 
  Nachtkamp, Herbert 2079 GER0.5010.34155.10 
  Goris-Schouwstra, Adry 1920 NED0.5010.17152.55 
  Engbrecht, Helmut 2036 GER1.0010.801512.00 
  Neese, Hans Joachim f2197  * GER0.001-0.0815-1.20 
  Hein, Manfred 2062 GER0.5010.32154.80 
  Lange, Manfred, Dr. 2088 GER0.001-0.1515-2.25 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 13th European Senior Chess Championship Plovdiv BUL 2013-03-11
RcRownchangeKK*chgGame
 1869 1797 3.50 9 -0.23 15 -3.45 
  Grinberg, Iosif P. 2165 RUS0.001-0.1015-1.50 
  Sollid, Stein 2039 NOR0.001-0.2015-3.00 
  Henrichsen, Erland 1937 NOR0.001-0.3115-4.65 
  Zachariassen, John 1911 DEN0.001-0.3415-5.10 
  Kovachev, Radoslav 1588 BUL0.501-0.2715-4.05 
  Fystro, Odd Ivar 1673 NOR1.0010.33154.95 
  Masich, Vladimir 1928 RUS0.001-0.3215-4.80 
  Hansen, Anders 1699 SWE1.0010.37155.55 
  Andersson, Finn 1879 DEN1.0010.61159.15 

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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