Individual Calculations October 2013
 Batchelor, Peter J  Total change: 11.55  Rating chartPersonal card
 e2e4 Bedford Open Sept 2013 Bedford ENG 2013-09-20
RcRownchangeKK*chgGame
 2275 2132 2.50 5 0.77 15 11.55 
  Arkell, Keith C g2451 ENG0.5010.37155.55 
  Gibson, Christopher A 2014 ENG1.0010.34155.10 
  Gormally, Daniel W g2512 ENG0.001-0.0915-1.35 
  Amato, Giampiero 2015 ITA1.0010.34155.10 
  Roberson, Peter T f2384 ENG0.001-0.1915-2.85 

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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