Individual Calculations January 2011
 Sherwood, Peter  Total change: -24.50  Rating chartPersonal card
 Fall Tuedsay Night Marathon San Francisco, California USA 2010-10-19
RcRownchangeKK*chgGame
 1892 1791 0.50 4 -0.98 25 -24.50 
  Grey, Peter 1993 USA0.001-0.2425-6.00 
  Gray, William 1836 USA0.001-0.4425-11.00 
  Gaffagan, Steven 2002 USA0.5010.27256.75 
  Todortsev, Victor 1738 USA0.001-0.5725-14.25 

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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