Individual Calculations April 2009
 Johansen, Darryl K.  Total change: -3.50  Rating chartPersonal card
 2009 Queenstown Chess Classic incorp 116th NZL Championship Queenstown NZL 2009-01-15
RcRownchangeKK*chgGame
 2260 2455 7.00 10 -0.35 10 -3.50 
  Brown, Andrew 2105 AUS0.001-0.8910-8.90 
  King, Mathew 2105 NZL1.0010.11101.10 
  Jones, Brian f2105 AUS1.0010.11101.10 
  Stojic, Dusan 2219 AUS1.0010.20102.00 
  Steadman, Michael 2273 NZL1.0010.26102.60 
  Mikhalevski, Victor g2608 ISR0.5010.20102.00 
  Wohl, Aleksandar H. m2342 AUS0.001-0.6510-6.50 
  Corke, Anya wg2260 HKG1.0010.25102.50 
  Ker, Anthony F m2321 NZL0.501-0.1810-1.80 
  Saw, Geoffrey f2257 AUS1.0010.24102.40 

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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