Individual Calculations January 2009
 Chiang, Michael  Total change: -8.25  Rating chartPersonal card
 14th Annual Northeast Open Stamford, Connecticut USA 2008-10-31
RcRownchangeKK*chgGame
 2079 1950 1.00 4 -0.33 25 -8.25 
  Sharp, Dale E 2049 USA1.0010.642516.00 
  Ten, Viktor 2242 KAZ0.001-0.1525-3.75 
  Rabin, Evan Z 2027 USA0.001-0.3925-9.75 
  Swaminathan, Rahul K 1998 USA0.001-0.4325-10.75 

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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