Individual Calculations November 2015
 Collier, Philip M.  Total change: -22.40  Rating chartPersonal card
 2nd Annual Washington Chess Congress Arlington, Virginia USA 2015-10-07
RcRownchangeKK*chgGame
 1959 1837 2.00 9 -1.12 20 -22.40 
  Samuelson, Andrew 2185 USA0.001-0.1120-2.20 
  Currie, James 2043 CAN0.001-0.2420-4.80 
  Yagiz, Bora 1952 TUR0.5010.16203.20 
  Strenzwilk, Denis 1852 USA1.0010.522010.40 
  Agusto, Olaonikpekun 2046 NGR0.001-0.2320-4.60 
  De Fotis, Gary 1998 USA0.001-0.2920-5.80 
  Dommalapati, Aasa wc1646 USA0.001-0.7520-15.00 
  Prieto, Alberto 2010 USA0.001-0.2720-5.40 
  Trifale, Sharvil 1901 USA0.5010.09201.80 

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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