Individual Calculations May 2016
 Kamara, Ansumana  Total change: -71.20  Rating chartPersonal card
 2016 Zone 4.4 Individual Chess Championships (Open) Accra GHA 2016-03-29
RcRownchangeKK*chgGame
 1798 2015 2.00 5 -1.78 40 -71.20 
  Ayiku, Angela Naa Amerley 1615  * GHA1.0010.08403.20 
  Ephoevi-Ga, Adama Mawulikplimi c1861 TOG0.501-0.2140-8.40 
  Ofowino, Toritsemuwa 1793 NGR0.001-0.7840-31.20 
  Sosu, Edward 1729 GHA0.501-0.3440-13.60 
  Anquandah, Francis Eric m1993 GHA0.001-0.5340-21.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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