Individual Calculations October 2012
 Ben Nasser, Khaled  Total change: -8.25  Rating chartPersonal card
 The Libyan Chess Championship No 28 Benghazi LBA 2012-06-10
RcRownchangeKK*chgGame
 2090 2223 5.50 9 -0.55 15 -8.25 
  Mohamed, M Mohamed 2041 LBA1.0010.26153.90 
  Al Matmati, Amro 2016 LBA1.0010.23153.45 
  Bensrity, Mokhtar 2149 LBA0.501-0.1015-1.50 
  Madi, Emad 2107 LBA0.501-0.1615-2.40 
  El-Gehani, Ghassan 2276 LBA0.5010.07151.05 
  Mahdia, Farage 2105 LBA1.0010.34155.10 
  Taher, Rami 1959 LBA0.501-0.3215-4.80 
  Asabri, Hassan 2179 LBA0.501-0.0615-0.90 
  Al-Zayat, Ahmed f1977 LBA0.001-0.8115-12.15 

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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