Individual Calculations January 2015
 Mao, Ximan  Total change: -17.20  Rating chartPersonal card
 London Chess Classic 2014 Weekend U2000 London ENG 2014-12-12
RcRownchangeKK*chgGame
 1760 1730 0.50 2 -0.43 40 -17.20 
  Kelly, Paul J 1939 WLS0.001-0.2340-9.20 
  Jacobsen, Elise Sjottem 1581 NOR0.501-0.2040-8.00 

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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