Individual Calculations September 2015
 Viebahn, Dirk  Total change: -8.20  Rating chartPersonal card
 ZMDI Open 2015 Gruppe A Dresden GER 2015-08-15
RcRownchangeKK*chgGame
 2186 2175 4.00 9 -0.41 20 -8.20 
  Roseneck, Jonas 1980 GER1.0010.25205.00 
  Neef, Maximilian f2395 GER0.001-0.2220-4.40 
  Wong, Gengchun 2034 GER1.0010.31206.20 
  Schulz, Karsten f2304 GER0.5010.17203.40 
  Farago, Ivan g2419 HUN0.001-0.2020-4.00 
  Raupp, Thomas f2302 GER0.001-0.3320-6.60 
  Koenig, Falk 2088 GER1.0010.38207.60 
  Peters, Frank 2077 GER0.501-0.1320-2.60 
  Hoffmann, Tim 2072 GER0.001-0.6420-12.80 

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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