Individual Calculations July 2008
 Lytchak, Boris  Total change: -13.65  Rating chartPersonal card
 NRW Klasse Gruppe 1 2007/08 different in NRW GER 2007-09-16
RcRownchangeKK*chgGame
 2067 2222 0.50 2 -0.91 15 -13.65 
  Ross, Matthias 2080 GER0.501-0.1915-2.85 
  Lang, Daniel 2053 GER0.001-0.7215-10.80 

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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