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Rapid:
Individual Calculations May 2023 |
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| Grettisson, Arnar Breki Total change: 16.00 | |   |
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| TR Rapid 2023 Arpil #2 | Reykjavik | ISL | 2023-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1468 | 1502 | 2.00 | 3 | 0.43 | 20 | 8.60 | |
|  Jonsson, Logi Runar | | | 1606 | ISL | 1.00 | 1 | 0.64 | 20 | 12.80 | |  Danielsson, Grimur | | | 1622 | ISL | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Rutsson, Kjartan Berg | | | 1177 | ISL | 1.00 | 1 | 0.13 | 20 | 2.60 | |
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 2023 Arpil #4 | Reykjavik | ISL | 2023-04-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1223 | 1502 | 2.00 | 2 | 0.37 | 20 | 7.40 | |
| | Hallmundarson, Birkir | | | 1343 | ISL | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Sigurjonsson, Elias | | | 1102 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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