Individual Calculations June 2013
 Watson, Darrell A  Total change: -10.50  Rating chartPersonal card
 e2e4 Sunningdale U2050 May 2013 Sunningdale ENG 2013-05-24
RcRownchangeKK*chgGame
 1818 1761 1.50 5 -0.70 15 -10.50 
  Archer-Lock, Christopher J 2039 ENG0.5010.33154.95 
  Bennett, Dominic L 2016 ENG0.001-0.1915-2.85 
  Peck, Silas 1713 ENG0.001-0.5715-8.55 
  Probert, Malcolm 1696 WLS1.0010.41156.15 
  Mallon, Gunnar 1627 ENG0.001-0.6815-10.20 

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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