Individual Calculations July 2009
 Punnett, Alan K  Total change: -9.15  Rating chartPersonal card
 4NCL part 3 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2085 2102 2.00 5 -0.61 15 -9.15 
  Hosken, Nigel K 2024 ENG0.501-0.1115-1.65 
  Arnott, Jonathan W 2127 ENG0.5010.03150.45 
  Richter, Hans S 2138 CHI0.001-0.4515-6.75 
  Bayliss, Lyall C P 1965 ENG1.0010.32154.80 
  Ross, Chris N 2172 ENG0.001-0.4015-6.00 

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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