Individual Calculations August 2022
 Phiri, Joe  Total change: -94.40  Rating chartPersonal card
 2022 African Youth Chess Championships - U16 Open Lusaka ZAM 2022-07-03
RcRownchangeKK*chgGame
 1519 1486 0.00 5 -2.36 40 -94.40 
  Levitan, Caleb Levi 1826 RSA0.001-0.1240-4.80 
  Lin, Ali 1412 RSA0.001-0.6040-24.00 
  Munyere, Musa 1644 BOT0.001-0.2940-11.60 
  Sauti, Luyepo 1369 ZAM0.001-0.6640-26.40 
  Chang, Sebastian 1346 RSA0.001-0.6940-27.60 

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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