Individual Calculations July 2023
 Gu, Isaac  Total change: 29.60  Rating chartPersonal card
 45th Trusts Chess Open C Auckland NZL 2023-06-03
RcRownchangeKK*chgGame
 1097 1006 2.00 3 0.87 40 34.80 
  Li, Olivia 1107 NZL1.0010.644025.60 
  Zhou, Martin 1172 NZL0.001-0.2840-11.20 
  Hou, Shuxin Sandra 1011 NZL1.0010.514020.40 

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)
 
 2023 NSCC Championship B 1 Auckland NZL 2023-06-21
RcRownchangeKK*chgGame
 1324 1006 0.00 1 -0.13 40 -5.20 
  Myers, Sean 1324 AUS0.001-0.1340-5.20 

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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