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Individual Calculations March 2017 |
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| Aitchison, A Keith Total change: -0.20 | |   |
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| Perth Congress Major 2017 | Perth | SCO | 2017-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1570 | 1701 | 2.00 | 3 | -0.01 | 20 | -0.20 | |
|  D, Allesio Marco | | | 1582 | SCO | 0.50 | 1 | -0.16 | 20 | -3.20 | |  Ridge, Benjamin | | | 1470 | SCO | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Barron-Majerik, Jan | | | 1657 | SCO | 0.50 | 1 | -0.06 | 20 | -1.20 | |
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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