Individual Calculations August 2023
 Vadderaju, Sudeep  Total change: 135.60  Rating chartPersonal card
 51st annual World Open - U2000 Philadelphia, PA USA 2023-06-30
RcRownchangeKK*chgGame
 1601 1567 4.50 5 2.16 40 86.40 
  Li, Sophie 1550 USA1.0010.484019.20 
  Jain, Parinya 1346 USA1.0010.22408.80 
  Nazareno, Merlin 1795 CAN1.0010.794031.60 
  Goli, Sandhya wc1907 IND0.5010.384015.20 
  Sreekumar, Gauri 1407 CAN1.0010.294011.60 

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)
 
 16th annual Chicago Class - Expert Wheeling, IL USA 2023-07-14
RcRownchangeKK*chgGame
 1823 1627 2.50 5 1.23 40 49.20 
  Zheng, Marcus 1836 USA1.0010.774030.80 
  Hanke, Harvey 1784 USA0.001-0.2940-11.60 
  Li, David Tongjia 1702 USA1.0010.604024.00 
  Holzmueller, Nathan L 1958 USA0.5010.384015.20 
  Zhao, Alex 1837 USA0.001-0.2340-9.20 

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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