Rapid: Individual Calculations April 2021
 Njardarson, Arnar Ingi  Total change: 25.60  Rating chartPersonal card
 Brim mot TR 26.-28. feb 2021 - Round 1-4 Reykjavik ISL 2021-02-26
RcRownchangeKK*chgGame
 1592 1441 2.00 4 0.54 20 10.80 
  Jonsson, Gauti Pall 2016 ISL0.001-0.0220-0.40 
  Kristbergsson, Bjorgvin 1113 ISL1.0010.13202.60 
  Jonsson, Johann 1730 ISL1.0010.842016.80 
  Briem, Benedikt 1508 ISL0.001-0.4120-8.20 

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)
 
 TR Rapid March 2021 #1 Reykjavik ISL 2021-03-02
RcRownchangeKK*chgGame
 1479 1466 3.00 3 1.56 20 31.20 
  Gudmundsson, Solvi 1463 ISL1.0010.502010.00 
  Sigurdsson, Magnus 1523 DEN1.0010.582011.60 
  Sigurdarson, Oddur 1452 ISL1.0010.48209.60 

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)
 
 TR Rapid March 2021 #2 Reykjavik ISL 2021-03-09
RcRownchangeKK*chgGame
 1405 1466 1.00 3 -0.65 20 -13.00 
  Hauksson, Helgi 1563 ISL1.0010.632012.60 
  Palsson, Magnus Mar 1097 ISL0.001-0.9020-18.00 
  Gudmundsson, Bjarni Thor 1556 ISL0.001-0.3820-7.60 

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)
 
 TR Rapid March 2021 #3 Reykjavik ISL 2021-03-16
RcRownchangeKK*chgGame
 1722 1466 1.00 3 0.25 20 5.00 
  Einarsson, Oskar Long 1643 ISL1.0010.732014.60 
  Jonsson, Gauti Pall 2028 ISL0.001-0.0220-0.40 
  Sigurvaldason, Hjalmar 1496 ISL0.001-0.4620-9.20 

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)
 
 TR Rapid March 2021 #4 Reykjavik ISL 2021-03-23
RcRownchangeKK*chgGame
 1454 1466 1.00 3 -0.42 20 -8.40 
  Sigurdsson, Arnljotur 1810 ISL0.001-0.1220-2.40 
  Jonatansson, Sigurdur Freyr 1587 ISL0.001-0.3420-6.80 
  Johannesson, Petur 965 ISL1.0010.04200.80 

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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