Individual Calculations April 2009
 Byron, Alan M  Total change: 6.45  Rating chartPersonal card
 4NCL part 2 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2146 2204 1.00 2 -0.16 15 -2.40 
  Norman, Kenneth I c2192 ENG0.001-0.5215-7.80 
  Faulks, Nick c2100 BER1.0010.36155.40 

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)
 
 Hastings Weekend Open Hastings ENG 2009-01-02
RcRownchangeKK*chgGame
 1913 2162 3.00 4 -0.21 15 -3.15 
  Officer, Amy H N wf1813 SCO1.0010.11151.65 
  Iyengar, Ilya 1931 ENG0.501-0.2915-4.35 
  Juciute, Henrieta 1910 LTU1.0010.19152.85 
  Gibbs, Dominic V 1996 ENG0.501-0.2215-3.30 

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)
 
 Gibraltar Master 2009 Gibraltar ENG 2009-01-27
RcRownchangeKK*chgGame
 2278 2162 2.00 5 0.13 15 1.95 
  Dasaolu, Adeoye 2024 ENG1.0010.31154.65 
  Roiz, Michael g2512 ISR0.001-0.1115-1.65 
  Sachdev, Tania mwg2435 IND0.001-0.1715-2.55 
  Pettersen, Joar Gullestad 2016 NOR1.0010.30154.50 
  Nezad, Husein Aziz m2403 QAT0.001-0.2015-3.00 

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)
 
 Gibraltar Challengers 1 2009 Gibraltar ENG 2009-01-27
RcRownchangeKK*chgGame
 2102 2162 3.00 4 0.67 15 10.05 
  Hamer, Martyn 2022 ENG1.0010.31154.65 
  Horton-Kitchlew, Andrew 2084 ENG1.0010.39155.85 
  Getz, Nicolai 2190 NOR0.001-0.4615-6.90 
  Hagen, Anders Gjerdrum 2110 NOR1.0010.43156.45 

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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