Individual Calculations June 2013
 Ackley, Peter Je  Total change: 7.50  Rating chartPersonal card
 4NCL 2012-13 Various ENG 2012-11-03
RcRownchangeKK*chgGame
 2037 2029 5.50 10 0.60 15 9.00 
  Birtwistle, Nigel 2148 ENG0.001-0.3415-5.10 
  Jenks, C Bruce 2135 ENG0.001-0.3615-5.40 
  Smallbone, Kieran D 2211 ENG0.001-0.2615-3.90 
  Taylor, Dale C 1944 ENG0.501-0.1215-1.80 
  Gray, Mark S 2091 ENG1.0010.59158.85 
  Fathallah, Joe 1984 WLS0.501-0.0615-0.90 
  McMahon, Paul 1992 ENG1.0010.45156.75 
  Morrison, Lynne Gp 1905 SCO1.0010.33154.95 
  Davey, Mark 1990 ENG0.501-0.0515-0.75 
  Tambini, Jasper 1969 ENG1.0010.42156.30 

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
 1889 2029 4.00 6 -0.10 15 -1.50 
  Jackson, Paul G 1839 ENG1.0010.25153.75 
  Nettleton, Charlie B 1881 ENG0.501-0.2015-3.00 
  Jacob, Sydney J 1900 ENG0.501-0.1715-2.55 
  Lees, Fraser A 1841 SCO1.0010.26153.90 
  Cairns, Stephen 2041 ENG0.5010.02150.30 
  McCabe, Shane 1830 IRL0.501-0.2615-3.90 

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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