Individual Calculations May 2014
 Gibbons, Robert E  Total change: 12.90  Rating chartPersonal card
 NZ Seniors Championship 2014 Auckland NZL 2014-04-04
RcRownchangeKK*chgGame
 2003 1958 4.00 7 0.86 15 12.90 
  Roberts, Michael H 1824 NZL1.0010.32154.80 
  Smith, Robert W f2250 NZL0.001-0.1515-2.25 
  Spiller, Paul S c1954 NZL0.501-0.0115-0.15 
  Goffin, Peter B 2024 NZL0.5010.09151.35 
  Bennett, Hilton P c2010 NZL0.5010.07151.05 
  Cooper, Nigel 1724 NZL1.0010.21153.15 
  Steadman, Michael V R f2233 NZL0.5010.33154.95 

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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