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Individual Calculations December 2019 |
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| Pettersson, Boerje Total change: -20.40 | |   |
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| Malta International Open 2019 | Bugibba | MLT | 2019-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1935 | 5.00 | 9 | -1.02 | 20 | -20.40 | |
|  Saliba, Karl | | | 1535 * | MLT | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bergstrom, Rolf | f | | 2203 | SWE | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Pisacane, Pietro | | | 2194 | ITA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Hoe, Chew Ming Thomas | | | 1690 | SGP | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Minguez, Iluminada | | | 1765 | ESP | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Seiler, Franz | | | 1628 | AUT | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Aziz, Samir | | | 1565 | AUT | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Axelsson, Thomas | | | 1708 | SWE | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Herrero Corada, Jose Ignacio | | | 1805 | ESP | 1.00 | 1 | 0.32 | 20 | 6.40 | | | * 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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