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Rapid:
Individual Calculations November 2021 |
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| Grettisson, Arnar Breki Total change: 63.20 | |   |
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| TR Rapid 2021 Oct #1 | Reykjavik | ISL | 2021-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1584 | 1358 | 2.00 | 3 | 1.25 | 20 | 25.00 | |
|  Thorsteinsson, Aron Ellert | | | 1816 | ISL | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Jonasson, Hordur | | | 1513 | ISL | 1.00 | 1 | 0.71 | 20 | 14.20 | |  Sigurvaldason, Hjalmar | | | 1424 | ISL | 1.00 | 1 | 0.59 | 20 | 11.80 | |
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) | | | | TR Rapid 2021 Oct #2 | Reykjavik | ISL | 2021-10-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1616 | 1358 | 1.00 | 3 | 0.37 | 20 | 7.40 | |
| | Thorsteinsson, Aron Ellert | | | 1816 | ISL | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Edgarsson, Gudmundur | | | 1514 | ISL | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Magnusson, Thorsteinn | | | 1518 | ISL | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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) | | | | TR Rapid 2021 Oct #3 | Reykjavik | ISL | 2021-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1464 | 1358 | 1.50 | 3 | 0.42 | 20 | 8.40 | |
| | Bjarkason, Brynjar | | | 1560 | ISL | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Hauksson, Helgi | | | 1477 | ISL | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Hediddeche, Oli Robert | | | 1355 | ISL | 0.50 | 1 | 0.00 | 20 | 0.00 | |
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 2021 Oct #4 | Reykjavik | ISL | 2021-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1747 | 1358 | 2.00 | 4 | 1.12 | 20 | 22.40 | |
| | Jonsson, Gauti Pall | | | 1993 | ISL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Gudmundsson, Fridrik Helgi | | | 1141 | ISL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Ulfljotsson, Jon | | | 1761 | ISL | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Halldorsson, Bjorn | | | 2093 | ISL | 0.50 | 1 | 0.49 | 20 | 9.80 | |
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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