Individual Calculations February 2023
 McMichael, Alan Frank  Total change: -33.60  Rating chartPersonal card
 55th annual Liberty Bell Open - U2100 Philadelphia, PA USA 2023-01-13
RcRownchangeKK*chgGame
 1489 1686 0.00 2 -1.51 20 -30.20 
  Goodrich, Elliott 1529 USA0.001-0.7120-14.20 
  Jackson, Cayden 1448 USA0.001-0.8020-16.00 

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)
 
 Thursday Open Round 1 New York, NY USA 2023-01-26
RcRownchangeKK*chgGame
 1955 1686 0.00 1 -0.17 20 -3.40 
  Ballantyne, Rochelle 1955 USA0.001-0.1720-3.40 

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)
 

 

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