Individual Calculations February 2014
 Bungo, D Gregory  Total change: -6.45  Rating chartPersonal card
 Tim Just's Winter Open/Reserve XXXI Deerfield, Illinois USA 2014-01-04
RcRownchangeKK*chgGame
 2023 1930 1.00 2 0.26 15 3.90 
  Napoli, Steven 2044 USA0.5010.16152.40 
  Indusekar, Akshay 2002 USA0.5010.10151.50 

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)
 
 2014 January Chess IQ Game 60 +30 Plus score Skokie, Illinois USA 2014-01-25
RcRownchangeKK*chgGame
 1860 1930 0.50 2 -0.69 15 -10.35 
  Tutush, Dusan 1925 USA0.001-0.5115-7.65 
  Baumgartner, Chris 1794 USA0.501-0.1815-2.70 

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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