Individual Calculations February 2024
 Zhang, Lucas Boyu  Total change: 12.00  Rating chartPersonal card
 Auckland Anniversary Weekender 2024 Auckland NZL 2024-01-27
RcRownchangeKK*chgGame
 1406 1258 2.00 5 0.30 40 12.00 
  McDonald, Duncan 1657 NZL0.001-0.0840-3.20 
  Xu, Jeremy Xi 1120 NZL1.0010.314012.40 
  Yue, Annie 1509 NZL1.0010.814032.40 
  Hwang, Ryan 1548 NZL0.001-0.1640-6.40 
  Warman, Brett 1197 NZL0.001-0.5840-23.20 

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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