Individual Calculations December 2016
 Cheikh, Ahmed Ishak  Total change: -79.60  Rating chartPersonal card
 Open November 2016 Nouakchott MTN 2016-11-12
RcRownchangeKK*chgGame
 1619 1717 0.50 4 -1.99 40 -79.60 
  Med, Mahd Med Beiba 1446 MTN0.001-0.8340-33.20 
  Chighali, Cheikh Tijani 1704 MTN0.501-0.0240-0.80 
  Mohamed, Abderrahim Taleb Mohamed 1588 MTN0.001-0.6740-26.80 
  Bellal, Tiyeb 1738 MTN0.001-0.4740-18.80 

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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