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Individual Calculations December 2017 |
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| Ahlstroem, Per Total change: 2.20 | |   |
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| Malta Open 2017 | Bugibba | MLT | 2017-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1818 | 4.50 | 9 | 0.11 | 20 | 2.20 | |
|  Duncan, Chris R | f | | 2218 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Elsner, M. Boris | | | 1539 | GER | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Vestly, Jan Vidar | | | 2060 | NOR | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Azzopardi, Alfred Sancio | | | 1584 | MLT | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Athanasiadis, Mihail | | | 2025 | GRE | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Gil, Arthur | | | 2039 | GER | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Schleime, Franz-Josef | | | 1697 | GER | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Gjaere, Vidar | | | 1639 | NOR | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Andersson, Erik | | | 1719 | SWE | 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) | | |
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