Individual Calculations November 2018
 Mohamed, Vall Sidi Mohamed Herma  Total change: 55.60  Rating chartPersonal card
 Open October 2018 Nouakchott MTN 2018-10-20
RcRownchangeKK*chgGame
 1667 1485 2.50 4 1.39 40 55.60 
  Hassan, Abderrahmane 1788 MTN0.5010.364014.40 
  Med, Mahd Med Beiba 1475 MTN1.0010.494019.60 
  Ahmed, Yaha 1638 MTN1.0010.704028.00 
  Ahmed Salem, Mohamed Yahya 1768 ESP0.001-0.1640-6.40 

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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