Individual Calculations February 2023
 Smith, Zachary  Total change: -13.80  Rating chartPersonal card
 2023 Michigan Master - Expert Class Championships Lansing, Michigan USA 2023-01-21
RcRownchangeKK*chgGame
 1873 1810 1.00 4 -0.69 20 -13.80 
  Lopez, Mauro Alberto 2061 MEX0.001-0.1920-3.80 
  McGrew, Clara 1980 USA1.0010.722014.40 
  Bauml, Broderick Kenneth 1801 USA0.001-0.5120-10.20 
  Gabbara, Faris F 1648 USA0.001-0.7120-14.20 

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)
 

 

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