Individual Calculations March 2011
 Ahvenjarvi, Jani  Total change: 23.70  Rating chartPersonal card
 Finnish League 2010-11 I division Round 6 Various FIN 2011-01-22
RcRownchangeKK*chgGame
 1929 2066 1.00 1 0.32 15 4.80 
  Kumpulainen, Jari 1929 FIN1.0010.32154.80 

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)
 
 Jyvaskyla Weekend Tournament A Group Jyvaskyla FIN 2011-01-28
RcRownchangeKK*chgGame
 2034 2066 3.00 4 0.83 15 12.45 
  Viinamaki, Markku 1877 FIN0.501-0.2515-3.75 
  Porrasmaa, Timo 2108 FIN0.5010.06150.90 
  Torkkola, Henri 1956 FIN1.0010.35155.25 
  Valli, Frans 2195 FIN1.0010.671510.05 

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)
 
 Nordic Youth Chess Championship B Oslo NOR 2011-02-18
RcRownchangeKK*chgGame
 2053 2066 3.00 5 0.43 15 6.45 
  Lindgren, Philip 2091 SWE1.0010.53157.95 
  Westerberg, Jonathan 2227 SWE0.001-0.2915-4.35 
  Haubro, Martin 2003 DEN1.0010.41156.15 
  Hobber, Anders 2156 NOR0.5010.12151.80 
  Sverrisson, Nokkvi 1787 ISL0.501-0.3415-5.10 

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)
 

 

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