Individual Calculations June 2013
 Nettleton, Charlie B  Total change: 8.40  Rating chartPersonal card
 4NCL 2012-13 Various ENG 2012-11-03
RcRownchangeKK*chgGame
 1915 1829 0.50 2 -0.28 15 -4.20 
  Cook, Michael P 2039 ENG0.5010.27154.05 
  Larter, Nick J 1791 IRL0.001-0.5515-8.25 

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)
 
 e2e4 Sunningdale U2050 May 2013 Sunningdale ENG 2013-05-24
RcRownchangeKK*chgGame
 1852 1881 4.50 7 0.84 15 12.60 
  Winter, Malcolm J 1550 ENG1.0010.12151.80 
  Ackley, Peter J E 2029 ENG0.5010.20153.00 
  De Coverly, Roger D 2019 ENG0.001-0.3115-4.65 
  Homer, Neil S 1606 ENG1.0010.17152.55 
  Jones, Steven A 2004 ENG1.0010.671510.05 
  Cairns, Stephen 2041 ENG0.001-0.2915-4.35 
  Kalavannan, Koby 1713 ENG1.0010.28154.20 

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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