Individual Calculations May 2017
 Chua, Jing Yuan Cyril  Total change: 15.20  Rating chartPersonal card
 World Amateur Championship - under 1700 Spoleto ITA 2017-04-01
RcRownchangeKK*chgGame
 1667 1509 2.50 6 0.76 20 15.20 
  Abubakirov, Khumid 1663 BEL1.0010.712014.20 
  Seip, Theo 1687 NED0.5010.23204.60 
  Dalmas Muzi, Juan 1676 ARG0.001-0.2820-5.60 
  D Antonio, Neri 1682 ITA1.0010.732014.60 
  Sushrutha, Reddy 1644 IND0.001-0.3220-6.40 
  Rooplal, Desmond 1652 RSA0.001-0.3120-6.20 

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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