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Individual Calculations May 2017 |
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| Ontiveros, John Total change: -5.40 | |   |
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| Skakmot odlinga 2017 | Reykjavik | ISL | 2017-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1947 | 1741 | 1.50 | 4 | 0.42 | 20 | 8.40 | |
|  Ptacnikova, Lenka | | wg | 2141 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Baldursson, Haraldur | | | 1983 | ISL | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Palsson, Halldor | | | 2025 | ISL | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Aronsson, Gudmundur | | | 1639 | ISL | 1.00 | 1 | 0.36 | 20 | 7.20 | | | * 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) | | | | GAMMA Reykjavik Open 2017 | Reykjavik | ISL | 2017-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 1741 | 3.00 | 10 | -0.69 | 20 | -13.80 | |
| | Buchenau, Frank | f | | 2141 * | GER | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Kvamme, John A | | | 2141 * | NOR | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Birkisson, Bjorn Holm | | | 2057 | ISL | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Mai, Aron Thor | | | 1956 | ISL | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Petursson, Armann | | | 1341 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Agustsson, Hafsteinn | | | 1921 | ISL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Smith, Chris P | | | 1504 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Jacobsen, Heidrikur T. | | | 1951 | FAI | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Harding, Tim D | c | | 2017 | IRL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Jonasson, Hordur | | | 1513 | ISL | 0.00 | 1 | -0.79 | 20 | -15.80 | | | * 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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