Individual Calculations July 2009
 Niezgoda, Boleslaw  Total change: -24.30  Rating chartPersonal card
 17th Lasker's Memorial - open B Barlinek POL 2009-05-16
RcRownchangeKK*chgGame
 1782 1805 1.00 5 -1.62 15 -24.30 
  Ivanov, Borislav 2002 BUL0.001-0.2515-3.75 
  Vaitonis, Vytautas 2037 LTU0.001-0.2115-3.15 
  Wieczorek, Janusz 1482 POL0.001-0.8715-13.05 
  Smieszek, Wojciech 1661 POL0.001-0.6915-10.35 
  Marszalek, Jakub 1729 POL1.0010.40156.00 

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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