Individual Calculations February 2023
 Spencer, Chris  Total change: -22.80  Rating chartPersonal card
 55th annual Liberty Bell Open - U2100 Philadelphia, PA USA 2023-01-13
RcRownchangeKK*chgGame
 1596 1709 2.00 4 -0.57 40 -22.80 
  Mays, Shelly 1892 USA0.001-0.2640-10.40 
  Yuan, David 1536 USA0.501-0.2340-9.20 
  Diao, Sujia 1491 USA0.501-0.2840-11.20 
  Kashyap, Manish B 1465 USA1.0010.20408.00 

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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