Individual Calculations January 2009
 Somoff, Abdo  Total change: -23.25  Rating chartPersonal card
 Olympiad Dresden Open Dresden GER 2008-11-12
RcRownchangeKK*chgGame
 2409 2283 0.50 6 -1.55 15 -23.25 
  Braga, Cicero Nogueira m2415 BRA0.5010.18152.70 
  Carlsson, Pontus g2515 SWE0.001-0.2115-3.15 
  Fedorov, Alexei g2584 BLR0.001-0.1515-2.25 
  Spice, Alan 2173 WLS0.001-0.6515-9.75 
  Lehtinen, Heikki m2385 FIN0.001-0.3615-5.40 
  Rodgaard, John m2383 FAI0.001-0.3615-5.40 

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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