Individual Calculations January 2009
 Wallin, Aleksi  Total change: 0.70  Rating chartPersonal card
 European Youth Chess Championship 2008 - Boys U18 Herceg Novi MNE 2008-09-15
RcRownchangeKK*chgGame
 2123 1887 1.00 8 -0.74 25 -18.50 
  Dvirnyy, Daniyyl f2237 ITA0.001-0.1125-2.75 
  Sarenac, David 2222 SRB0.5010.38259.50 
  Hanley, James L 2237 ENG0.001-0.1125-2.75 
  Kvisla, Johannes Luangtep 2180 NOR0.001-0.1525-3.75 
  Pasku, Llambi 2086 ALB0.001-0.2425-6.00 
  Boyarchenko, Alex 1941 LUX0.001-0.4225-10.50 
  Vajic, Goran 2061 BIH0.001-0.2725-6.75 
  Bomans, Arno 2020 BEL0.5010.18254.50 

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)
 
NOTE: K factor changed
 Finnish League 2008-2009 Round 3 Various FIN 2008-10-04
RcRownchangeKK*chgGame
 2057 1968 1.00 1 0.62 15 9.30 
  Maki, Juha 2057 FIN1.0010.62159.30 

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)
 
NOTE: K factor changed
 Finnish League 2008-2009 Round 4 Various FIN 2008-10-05
RcRownchangeKK*chgGame
 2087 1968 1.00 1 0.66 15 9.90 
  Jarvenpaa, Jari 2087 FIN1.0010.66159.90 

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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