Individual Calculations January 2018
 Rosli, Adam Ariff  Total change: -9.60  Rating chartPersonal card
 9th Penang Heritage City International Chess Open 2017 (Challenger) Pulau Pinang MAS 2017-12-04
RcRownchangeKK*chgGame
 1595 1258 0.00 2 -0.24 40 -9.60 
  Chia, Yu Zhe Ashton 1601 SGP0.001-0.1240-4.80 
  Yip, Yong 1589 MAS0.001-0.1240-4.80 

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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