Individual Calculations March 2013
 Meddeb, Chadha  Total change: -69.60  Rating chartPersonal card
 AFRICAN JUNIOR U20 Girls' CHESS CHAMPIONSHIPS Hammamet TUN 2012-12-24
RcRownchangeKK*chgGame
 1696 1731 1.50 7 -2.32 30 -69.60 
  Govindasamy, Seshni 1560 RSA0.001-0.7330-21.90 
  Wafa, Chrouk wm1908 EGY0.001-0.2730-8.10 
  Afgoun, Dyhia 1542 ALG1.0010.25307.50 
  Baktache, Nesrine 1760 TUN0.5010.04301.20 
  Lahmar, Chayma 1549 TUN0.001-0.7430-22.20 
  Tlale, Tshepang wf1780 RSA0.001-0.4330-12.90 
  Abdelmenaem, Sohayla wf1775 EGY0.001-0.4430-13.20 

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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