Individual Calculations February 2023
 Stefanello, Michael  Total change: -1.20  Rating chartPersonal card
 55th annual Liberty Bell Open - U2100 Philadelphia, PA USA 2023-01-13
RcRownchangeKK*chgGame
 1621 1695 3.50 6 -0.03 40 -1.20 
  Nagrocki, Marek A 1695 USA0.001-0.5040-20.00 
  Mays, Shelly 1892 USA1.0010.754030.00 
  Gartenlaub, Corin 1570 USA0.501-0.1740-6.80 
  Wagner, Camden I 1350 USA0.501-0.3940-15.60 
  Dresher, Kevin 1715 USA0.5010.03401.20 
  Johnson, Jeffery W 1504 USA1.0010.254010.00 

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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