Individual Calculations October 2012
 Chen, I-Chen  Total change: -10.35  Rating chartPersonal card
 40th World Chess Olympiad-Women Istanbul TUR 2012-08-28
RcRownchangeKK*chgGame
 1720 1684 2.50 7 -0.69 15 -10.35 
  Jalaluldeen, Kareen Kamal J. wf1780 IRQ0.001-0.3715-5.55 
  Munoz, Doribel wc1933 DOM0.001-0.1915-2.85 
  Al-Khulaifi, Ghada 1646 QAT0.001-0.5515-8.25 
  Byun, Sungwon wc1566 KOR0.501-0.1615-2.40 
  Abdulsalam, Nadhmia wc1589 YEM1.0010.37155.55 
  Chandrasiri, S A K 1730 SRI0.001-0.4415-6.60 
  Gonzalez, Yaribeth wc1796 PAN1.0010.65159.75 

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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