Individual Calculations May 2013
 Djeddi, Mohamed  Total change: -9.00  Rating chartPersonal card
 Semi final individual championship 2013 Open Sidi Bel Abbes ALG 2013-03-27
RcRownchangeKK*chgGame
 2067 1937 1.00 4 -0.30 30 -9.00 
  Bengherabi, Khalil f2106 ALG0.001-0.2830-8.40 
  Abdelali, Abdallah 2112 ALG0.001-0.2730-8.10 
  Moueden, Mohamed Amine 1992 ALG1.0010.583017.40 
  Gourari, Moustafa 2059 ALG0.001-0.3330-9.90 

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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