Rapid: Individual Calculations January 2021
 Zhu, David Junyang  Total change: -4.20  Rating chartPersonal card
 Papatoetoe Rapid B 2020 Auckland NZL 2020-12-05
RcRownchangeKK*chgGame
 1353 1249 2.00 6 -0.21 20 -4.20 
  Dai, Oliver 1496 NZL0.001-0.1920-3.80 
  Gan, Emily 1175 NZL0.001-0.6020-12.00 
  Hooton, Barry R 1466 NZL0.5010.28205.60 
  Po E-Tofaeono, Tyleah 1342 NZL0.5010.13202.60 
  Hu, Anthony 1185 NZL1.0010.41208.20 
  Sivabalan, Brijesh 1453 NZL0.001-0.2420-4.80 

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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