Individual Calculations January 2017
 Nocha, Sidahmed  Total change: -4.80  Rating chartPersonal card
 Open December 2016 Nouakchott MTN 2016-12-02
RcRownchangeKK*chgGame
 1713 1834 4.50 7 -0.12 40 -4.80 
  Abdellahi, Abou Bekrin 1707 MTN1.0010.334013.20 
  Cheikhna, Mohamed Lemine 1758 MTN0.001-0.6040-24.00 
  Ely, Samba Ould Tounssi 1613 MTN0.501-0.2840-11.20 
  Chighali, Cheikh Tijani 1694 MTN1.0010.314012.40 
  Mohamed, Salem Ahmed 1736 MTN0.001-0.6340-25.20 
  Yaha, Abdellahi 1676 MTN1.0010.294011.60 
  Abdellahi, Sidi 1807 MTN1.0010.464018.40 

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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