Individual Calculations January 2015
 Donnelly, Patrick Thomas  Total change: 21.20  Rating chartPersonal card
 2014 MICC Fall Tournament San Francisco, California USA 2014-10-21
RcRownchangeKK*chgGame
 1801 1714 3.00 6 0.53 40 21.20 
  Thornally, Frank f2114  * USA0.001-0.0840-3.20 
  Eytan, David 1623 USA0.001-0.6240-24.80 
  Simpkins, Jerry 1601 USA1.0010.354014.00 
  Hilliard, Michael 1486 USA1.0010.21408.40 
  Grey, Peter 1950 USA1.0010.804032.00 
  Maser, Tom 2032 USA0.001-0.1340-5.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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