Individual Calculations February 2018
 Yahi, Mohamed Salem  Total change: 14.80  Rating chartPersonal card
 Championnat National 2017 Nouakchott MTN 2017-12-23
RcRownchangeKK*chgGame
 1864 1886 5.50 9 0.74 20 14.80 
  Abdellahi, Sidi 1797 MTN0.501-0.1220-2.40 
  Cheikhna, Mohamed Lemine 1883 MTN0.001-0.5020-10.00 
  Tajedine, Sidi Mohamed 1805 MTN1.0010.39207.80 
  Sidi, Mbareck Mohamed c1930 MTN0.001-0.4420-8.80 
  Ahmed El Bechir, Mohamedou 1824 MTN1.0010.41208.20 
  Mohamed, Salem Ghailani 1666 MTN1.0010.22204.40 
  Taleb Mohamed, Ahmed c1998 MTN1.0010.652013.00 
  Hemam, Moulaye Brahim c2055 MTN0.001-0.2820-5.60 
  Dieh, Mohamed 1820 MTN1.0010.41208.20 

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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