Individual Calculations April 2023
 Grinberg, Eyal  Total change: 5.10  Rating chartPersonal card
 2023 Lone Star Open - Open Section Houston, TX USA 2023-03-17
RcRownchangeKK*chgGame
 2170 2466 4.50 5 0.51 10 5.10 
  Meng, Joshua 2066  * USA1.0010.08100.80 
  Chipfurutse, Alois Tadiwa 1924 ZIM1.0010.03100.30 
  Stefanov, Emil m2343 BUL0.501-0.1710-1.70 
  Anand, Vignesh 2048 USA1.0010.07100.70 
  Srivatshav P, Rahul g2469 IND1.0010.50105.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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