Individual Calculations July 2010
 Lorens, Lukasz  Total change: -14.25  Rating chartPersonal card
 III Liga Podkarpacka Seniorow Lubenia POL 2010-04-09
RcRownchangeKK*chgGame
 1554 1580 0.50 2 -0.57 25 -14.25 
  Dobrzanska, Magdalena 1429 POL0.501-0.2025-5.00 
  Drabek, Jan 1678 POL0.001-0.3725-9.25 

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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