Individual Calculations January 2018
 Sadaga, Ali K.  Total change: 74.80  Rating chartPersonal card
 Darna Open Tournament Darna LBA 2017-11-24
RcRownchangeKK*chgGame
 1720 1502 3.00 5 1.87 40 74.80 
  Alshalwi, Abdalwahead Hassan 1812 LBA1.0010.864034.40 
  Amhadi, Mohamed 1738 LBA0.5010.304012.00 
  Essewe, Abdelbaset 1689 LBA0.5010.24409.60 
  Amhadi, Ahmed Mohamed 1641 LBA0.001-0.3140-12.40 
  Almasalati, Abdelgawad 1722 LBA1.0010.784031.20 

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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