Individual Calculations September 2018
 Harnam, Wiwek  Total change: -39.20  Rating chartPersonal card
 Nationale Jeugd Schaakkampioenschappen 2018 - U14 Paramaribo SUR 2018-08-03
RcRownchangeKK*chgGame
 1275 1275 0.50 3 -0.98 40 -39.20 
  Ristie, Vladimir 1034 SUR0.001-0.8040-32.00 
  Kartodikromo, Virgil 1440 SUR0.001-0.2840-11.20 
  Ramautarsing, Jyotika 1351 SUR0.5010.10404.00 

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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