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Rapid:
Individual Calculations April 2021 |
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| Brynjarsson, Orvar Holm Total change: -4.80 | |   |
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| Brim mot TR 26.-28. feb 2021 - Round 1-4 | Reykjavik | ISL | 2021-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1271 | 1008 | 0.50 | 4 | -0.62 | 20 | -12.40 | |
|  Eliasson, Kristjan Orn | | | 1743 | ISL | 0.00 | 1 | -0.01 | 20 | -0.20 | |  Omarsson, Adam | | | 1273 | ISL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Omarsson, Josef | | | 1046 | ISL | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Kjartansson, Kormakur Olafur | | | 1021 | ISL | 0.50 | 1 | 0.02 | 20 | 0.40 | |
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) | | | | Skakthing Kopavogs 2021 - Umf 1-4 | Kopavogur | ISL | 2021-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1290 | 997 | 1.00 | 3 | 0.52 | 20 | 10.40 | |
| | Jonsson, Kristjan Dagur | | | 1377 | ISL | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Briem, Gudrun Fanney | | | 1200 | ISL | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Kjartansson, Kristofer Halldor | | | 1292 | ISL | 1.00 | 1 | 0.85 | 20 | 17.00 | |
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) | | | | TR Rapid March 2021 #3 | Reykjavik | ISL | 2021-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1395 | 997 | 0.50 | 4 | -0.14 | 20 | -2.80 | |
| | Thorarensen, Adalsteinn | | | 1610 | ISL | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Gudmundsson, Solvi | | | 1463 | ISL | 0.50 | 1 | 0.45 | 20 | 9.00 | | | Bjarkason, Brynjar | | | 1543 | ISL | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Johannesson, Petur | | | 965 | ISL | 0.00 | 1 | -0.54 | 20 | -10.80 | |
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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