Individual Calculations May 2011
 Darby, Peter  Total change: -30.45  Rating chartPersonal card
 Thailand Open Chess Championship 2011 Pattaya THA 2011-04-11
RcRownchangeKK*chgGame
 1901 1960 2.00 7 -2.03 15 -30.45 
  Voigt, Martin f2325 GER0.001-0.1015-1.50 
  Czarnach, Anton 1572 GER0.001-0.9115-13.65 
  Sriphutkiat, Yannapol 1848 THA1.0010.35155.25 
  Drummond, Matthew 2240 AUS0.001-0.1615-2.40 
  Lee, Shane 1834 IRL0.001-0.6715-10.05 
  Lee Kah Howe, William 1785 MAS0.001-0.7315-10.95 
  Tan, Tze Lin Tommy 1704 SIN1.0010.19152.85 

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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