Individual Calculations November 2019
 Moshoboro, Arona  Total change: -7.60  Rating chartPersonal card
 2019 DEBSWANA DEVELOPMENTAL BOTSWANA INTERNATIONAL OPEN CHESS CHAMPIONSHIPS-LADIES SECTION GABORONE BOT 2019-09-27
RcRownchangeKK*chgGame
 1384 1248 1.50 5 -0.19 40 -7.60 
  Marape, Naledi wf1569 BOT0.001-0.1340-5.20 
  Molosiwa, Laura 1315 BOT0.5010.09403.60 
  Otisitswe, Ruth 1535 BOT0.001-0.1640-6.40 
  Kaone, Matlhako 1195 BOT0.001-0.5740-22.80 
  Moseki, Karabo 1308 BOT1.0010.584023.20 

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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