Individual Calculations June 2018
 Chai, Chang Yik  Total change: 14.80  Rating chartPersonal card
 45th Selangor Open Challenger Chess Tournament 2018 Cititel Midvalley, Kuala Lumpur MAS 2018-04-27
RcRownchangeKK*chgGame
 1243 1185 2.50 5 0.37 40 14.80 
  Foo, Jiu Weir Brien 1412 MAS0.001-0.2140-8.40 
  Mahindran, Praveen 1364 MAS0.001-0.2740-10.80 
  Sasikumar, Shahruvin Raj 1015 MAS1.0010.284011.20 
  Naizli, Aiman Naqif 1073 MAS1.0010.354014.00 
  Chooi, Yi Jien 1349 MAS0.5010.22408.80 

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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