Individual Calculations October 2013
 Watson, James A  Total change: -42.30  Rating chartPersonal card
 2013 US Masters Greensboro, North Carolina USA 2013-08-29
RcRownchangeKK*chgGame
 2111 1960 0.50 6 -1.41 30 -42.30 
  Burnett, Ronald W m2339 USA0.001-0.0930-2.70 
  Ni, Viktorija wm2169 USA0.001-0.2330-6.90 
  Greanias, Steven D f2137 USA0.001-0.2730-8.10 
  Giannatos, Peter L 2103 USA0.001-0.3130-9.30 
  Dana, Maurice 2050 USA0.001-0.3830-11.40 
  Ghatti, Sanjay 1867 USA0.501-0.1330-3.90 

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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