Individual Calculations April 2009
 Adair, James  Total change: 24.15  Rating chartPersonal card
 Hastings Masters Hastings ENG 2008-12-28
RcRownchangeKK*chgGame
 2218 2072 3.50 8 1.00 15 15.00 
  Rolvag, Mikael 2199 NOR1.0010.671510.05 
  McPhillips, Karl 2222 IRL0.001-0.3015-4.50 
  Aikhoje, Odion m2260 NGR0.5010.24153.60 
  Lock, Gavin R 2252 ENG0.001-0.2615-3.90 
  Kakkanas, Evangelos 2009 GRE1.0010.41156.15 
  Ledger, Dave J f2254 ENG1.0010.741511.10 
  Bergez, Luc m2356 FRA0.001-0.1615-2.40 
  Grant, Alan G 2192 SCO0.001-0.3415-5.10 

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)
 
 Uxbridge Open Uxbridge ENG 2009-02-20
RcRownchangeKK*chgGame
 2099 2074 2.00 3 0.61 15 9.15 
  Rowe, Duane 2199 JAM0.5010.17152.55 
  Burrows, Martin P 2206 ENG0.5010.18152.70 
  Tobisch, John 1891 GER1.0010.26153.90 

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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