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Individual Calculations December 2019 |
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| Qwarfort, Fredrik Total change: -57.60 | |   |
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| Hasselbacken Chess Open 2019 Lang | Stockholm | SWE | 2019-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1731 | 1896 | 2.50 | 4 | -0.35 | 20 | -7.00 | |
|  Sundin, Sven-Ingvar | | | 1624 | SWE | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Fahlberg, Kenneth | | | 1777 | SWE | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Brolin, Viktor | | | 1817 | SWE | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Westlund, Tim | | | 1706 | SWE | 1.00 | 1 | 0.25 | 20 | 5.00 | |
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) | | | | Malta International Open 2019 | Bugibba | MLT | 2019-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1667 | 1896 | 4.50 | 9 | -2.53 | 20 | -50.60 | |
| | Abbruscato, Salvatore | | | 1496 * | MLT | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Richards, John | | | 1694 | MLT | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Lembke, Arno | | | 1621 | GER | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Fleri, Luke | | | 1698 | MLT | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Cortenbach, Stan | | | 1618 | NED | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Pikatz, Frank | | | 1697 | GER | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Storkebaum, Ulrike | | | 1746 | GER | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Lafour, Jephte | | | 1673 | NED | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Smith, Lynda | | wc | 1756 | WLS | 0.50 | 1 | -0.19 | 20 | -3.80 | | | * 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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