Rapid: Individual Calculations April 2019
 Nie, David  Total change: 28.00  Rating chartPersonal card
 2019 Latvian Open B Auckland NZL 2019-03-16
RcRownchangeKK*chgGame
 1609 1427 3.00 6 1.40 20 28.00 
  Amani, Reza 1597 IRI1.0010.722014.40 
  Ha, Huy Minh (timothy) 1682 NZL0.001-0.1920-3.80 
  Booth, Anthony J 1579 NZL0.001-0.3020-6.00 
  McDougall, Wayne 1587 NZL1.0010.712014.20 
  Hackney, Leyton 1663 NZL1.0010.802016.00 
  Xie, Felix 1546 NZL0.001-0.3420-6.80 

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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