Individual Calculations December 2013
 Sieber, Martin  Total change: 19.35  Rating chartPersonal card
 21. Magdeburger Schachopen Magdeburg GER 2013-10-24
RcRownchangeKK*chgGame
 1991 1879 3.50 6 1.29 15 19.35 
  Roesemann, Rainer f2254 GER0.001-0.0915-1.35 
  Niemann, Alexander 1637 GER1.0010.20153.00 
  Rafayevych, Vilen 2078 GER0.5010.26153.90 
  Wunderlich, Matthias 1785 GER1.0010.37155.55 
  Windelband, Jens 2116 GER0.5010.30154.50 
  Poghosyan, Tigran 2075 GER0.5010.25153.75 

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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