Individual Calculations July 2009
 Hoffmann, Ayar  Total change: -18.50  Rating chartPersonal card
 20.Seebach Open Grossenseebach GER 2009-06-11
RcRownchangeKK*chgGame
 1849 1798 1.00 4 -0.74 25 -18.50 
  Promyshlyanskiy, Vitaliy 2148 UKR0.001-0.1125-2.75 
  Bruder, Heinz 1852 GER0.001-0.4225-10.50 
  Dreiseitel, Werner 1480 GER1.0010.13253.25 
  Hubel, Hans-Martin 1916 GER0.001-0.3425-8.50 

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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