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Rapid:
Individual Calculations February 2023 |
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| Sigurjonsson, Brynjolfur Total change: -19.80 | |   |
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| TR Rapid 2023 Jan #1 | Reykjavik | ISL | 2023-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1447 | 1565 | 3.00 | 4 | 0.43 | 20 | 8.60 | |
|  Kristbergsson, Bjorgvin | | | 1165 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sigurvaldason, Hjalmar | | | 1412 | ISL | 1.00 | 1 | 0.30 | 20 | 6.00 | |  Alashtar, Aasef | | | 1937 | FRA | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Pettersson, Michael | | | 1273 | ISL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | * 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) | | | | TR Rapid 2023 Jan #2 | Reykjavik | ISL | 2023-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1322 | 1565 | 2.00 | 4 | -1.16 | 20 | -23.20 | |
| | Petursson, Steingrimur | | | 1349 | ISL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Gudjonsson, Petur Alex | | | 1362 | ISL | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Sigurvaldason, Hjalmar | | | 1412 | ISL | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Sigurdsson, Kristjan Theodor | | | 1165 * | 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) | | | | TR Rapid 2023 Jan #3 | Reykjavik | ISL | 2023-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1358 | 1565 | 2.00 | 3 | -0.26 | 20 | -5.20 | |
| | Steingrimsson, Egill Gautur | | | 1266 | ISL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Njardarson, Arnar Ingi | | | 1502 | ISL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Hermannsson, Sigurbjorn | | | 1306 | ISL | 0.00 | 1 | -0.82 | 20 | -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) | | |
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