Individual Calculations May 2011
 Kotlar, Alfred  Total change: -4.80  Rating chartPersonal card
 6.Cuxhaven Seniorenturnier Cuxhaven GER 2011-03-24
RcRownchangeKK*chgGame
 1998 2068 5.00 9 -0.32 15 -4.80 
  Janssen, Helmut 1904 GER1.0010.28154.20 
  Meinke, Dietlind 1900 GER1.0010.28154.20 
  Merettig, Georg 1943 GER0.501-0.1715-2.55 
  Faust, Gottfried 1945 GER1.0010.33154.95 
  Pape, Manfred c2230 GER0.001-0.2915-4.35 
  Zunker, Reinhard Dr. f2211 GER0.001-0.3115-4.65 
  Berger, Volkmar 1813 GER0.501-0.3115-4.65 
  Wulf, Adalbert 1994 GER1.0010.40156.00 
  Magdorf, Peter 2044 GER0.001-0.5315-7.95 

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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