Individual Calculations May 2015
 Littlejohns, David P  Total change: 7.80  Rating chartPersonal card
 WEST OF ENGLAND CHESS UNION 68TH OPEN EASTER CONGRESS EXMOUTH ENG 2015-04-03
RcRownchangeKK*chgGame
 2098 1983 2.50 6 0.39 20 7.80 
  Rudd, Jack m2251 ENG0.001-0.1720-3.40 
  Savory, Richard J 2101 ENG1.0010.662013.20 
  McMichael, Richard J c2176 ENG0.001-0.2520-5.00 
  Bass, John W 2013 ENG0.5010.04200.80 
  Staples, Maurice J 2006 ENG0.5010.03200.60 
  Menadue, Jeremy Fs 2043 ENG0.5010.08201.60 

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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