Individual Calculations May 2017
 Peretz, Leon  Total change: -26.20  Rating chartPersonal card
 17th Bangkok Chess Club Open 2017 Cha-Am THA 2017-04-08
RcRownchangeKK*chgGame
 1873 1977 3.50 8 -1.31 20 -26.20 
  Xu, Minghui 2283 CHN0.001-0.1420-2.80 
  Sekar, B 2225 IND0.001-0.1920-3.80 
  Hng, Mei-Xian Eunice 1577  * SGP0.001-0.9220-18.40 
  Lie, Terje 1577  * NOR1.0010.08201.60 
  Ashwin, Hariharan 1577  * SGP1.0010.08201.60 
  Secopito, Catherine wm2116 PHI0.001-0.3120-6.20 
  Maneesorn, Kankawee 1894 THA0.501-0.1120-2.20 
  Tantipura, Noppakorn 1736 THA1.0010.20204.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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