Individual Calculations June 2023
 Sanguinetti, George A  Total change: -53.60  Rating chartPersonal card
 2023 Spring Tuesday Night Marathon - 2000 and over Rounds 4-7 San Francisco, CA USA 2023-03-28
RcRownchangeKK*chgGame
 1814 1874 0.00 3 -1.69 20 -33.80 
  Lewis, Edward 1855 USA0.001-0.5320-10.60 
  Qiu, Laurie 1572 USA0.001-0.8520-17.00 
  Snyder, Larry 2015 USA0.001-0.3120-6.20 

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)
 
 2023 Summer Tuesday Night Marathon - 1600-1999 Rounds 1-4 San Francisco, CA USA 2023-05-02
RcRownchangeKK*chgGame
 1492 1828 2.50 4 -0.99 20 -19.80 
  Vandenhoven, Clarke Raymond 1440 USA1.0010.09201.80 
  Admassu, Yonathan 1601 USA1.0010.21204.20 
  Cooper, Lee 1500 USA0.501-0.3720-7.40 
  Benaid, Henry 1428  * USA0.001-0.9220-18.40 
 * 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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