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Individual Calculations March 2019 |
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| Cordner, David A Total change: -49.60 | |   |
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| 2019 Bristol Winter Congress Open | Bristol | ENG | 2019-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1851 | 1991 | 1.50 | 4 | -1.24 | 40 | -49.60 | |
|  Miller, George | | | 1777 | ENG | 0.50 | 1 | -0.27 | 40 | -10.80 | |  Ward, Andy | | | 1801 | SCO | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Iwi, Graham R | | | 1912 | ENG | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Bogdan, Horia D | | | 1913 | ROU | 0.00 | 1 | -0.61 | 40 | -24.40 | |
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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