Individual Calculations July 2019
 Sur, Roychowdhury  Total change: 8.40  Rating chartPersonal card
 West Bengal State sub Junior Open Chess Championship 2019 kolkata IND 2019-06-05
RcRownchangeKK*chgGame
 1348 1095 1.00 4 0.21 40 8.40 
  Ujaan, Bhattacharya 1457 IND0.001-0.1040-4.00 
  Mouhurtik, Ray 1389 IND0.001-0.1540-6.00 
  Mitra, Subhanil 1315 IND0.5010.284011.20 
  Debmalya, Chakraborty 1230 IND0.5010.18407.20 

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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