Individual Calculations December 2019
 Nocha, Sidahmed  Total change: -0.60  Rating chartPersonal card
 Open Noveber 2019 Nouakchott MTN 2019-11-15
 1754 1762 3.00 6 -0.03 20 -0.60 
  Sidi, Mbareck Mohamed c1962 MTN0.001-0.2420-4.80 
  Bellal, Tiyeb 1611 MTN1.0010.30206.00 
  Taleb Mohamed, Ahmed c1930 MTN0.001-0.2820-5.60 
  Med, Mahd Med Beiba 1467 MTN1.0010.15203.00 
  Hassan, Abderrahmane 1801 MTN0.001-0.4520-9.00 
  Chighali, Cheikh Tijani 1755 MTN1.0010.49209.80 

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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