Individual Calculations February 2014
 Cohn, Zachary H  Total change: 1.95  Rating chartPersonal card
 2014 MCC January Extra Super Grand Prix New York, New York USA 2014-01-03
RcRownchangeKK*chgGame
 2047 2018 1.50 3 0.13 15 1.95 
  Leve, Nitai 2140 USA0.5010.17152.55 
  Pillai, Kadhir A c2008 USA1.0010.49157.35 
  Kopiecki, Edward 1994 USA0.001-0.5315-7.95 

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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