Individual Calculations September 2017
 Lyapa , Chisha  Total change: 26.40  Rating chartPersonal card
 Luapula Closed Monthly Chess Tournament - August Mansa ZAM 2017-08-18
 2016 1830 2.00 5 0.66 40 26.40 
  Mwanza, Daniel 1880 ZAM1.0010.574022.80 
  Simasiku, Tabala 1952 ZAM0.001-0.3340-13.20 
  Mpanga, Kasao 2001 ZAM1.0010.734029.20 
  Munenga, Douglas D f2154 ZAM0.001-0.1340-5.20 
  Dimba, James c2093 ZAM0.001-0.1840-7.20 

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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