Individual Calculations September 2023
 Alrefae, Ahmad  Total change: 32.40  Rating chartPersonal card
 August Classic Chess tournament 2023 Kuwait KUW 2023-08-06
RcRownchangeKK*chgGame
 1221 1312 4.50 6 0.81 40 32.40 
  Aagney, Shiju 1019 IND1.0010.15406.00 
  Alkandari, Adel 1163 KUW1.0010.304012.00 
  Alasfour, Zaid 1259 KUW0.501-0.0740-2.80 
  Pehlivan, Dolunay Teona 1236 TUR1.0010.404016.00 
  Mithilesh, Ranjithkumar 1483 IND0.001-0.2740-10.80 
  Sulaiman, Hussain 1164 KUW1.0010.304012.00 

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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