Individual Calculations January 2009
 Alfaro, William  Total change: 5.40  Rating chartPersonal card
 Olympiad Dresden Open Dresden GER 2008-11-12
RcRownchangeKK*chgGame
 2254 2200 2.50 5 0.36 15 5.40 
  Iotov, Valentin g2532 BUL0.001-0.1215-1.80 
  Ghane, Shojaat g2408 IRI0.001-0.2315-3.45 
  Chung, Sunghoon 1850 KOR1.0010.11151.65 
  Sano, Tomu 2111 JPN0.501-0.1215-1.80 
  Laurent, Bruno m2370 BEL1.0010.721510.80 

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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