Individual Calculations November 2023
 Brynjarsson, Orvar Holm  Total change: -11.20  Rating chartPersonal card
 Nordic School Chess Championship 2023 - u13 Laugarvatn ISL 2023-09-29
RcRownchangeKK*chgGame
 1262 1398 2.00 2 0.64 40 25.60 
  Masson, Hrannar Mar 1207 ISL1.0010.254010.00 
  Khandelia, Atharva 1317 DEN1.0010.394015.60 

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)
 
 Icelandic Team Championship 2023-24 - 2nd div. Round 1-4 Reykjavik ISL 2023-10-13
RcRownchangeKK*chgGame
 2027 1408 0.00 1 -0.02 40 -0.80 
  Larusson, Petur Atli 2027 ISL0.001-0.0240-0.80 

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)
 
 Icelandic Team Championship 2023-24 - 4th div. Round 1-4 Reykjavik ISL 2023-10-13
RcRownchangeKK*chgGame
 1307 1408 0.50 2 -0.73 40 -29.20 
  Eiriksson, Theodor 1141 ISL0.501-0.3240-12.80 
  Sigfusson, Ottar Orn Bergmann 1472 ISL0.001-0.4140-16.40 

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)
 
 U2000 mot TR - round 1-2 Reykjavik ISL 2023-10-18
RcRownchangeKK*chgGame
 1683 1408 0.00 1 -0.17 40 -6.80 
  Arnason, Einar Agust 1683 ISL0.001-0.1740-6.80 

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)
 

 

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