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Individual Calculations February 2018 |
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| Graif, William Total change: 16.00 | |   |
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| 50th Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2228 | 2101 | 2.50 | 5 | 0.80 | 20 | 16.00 | |
|  Katz, Alexander | m | | 2348 | USA | 0.50 | 1 | 0.31 | 20 | 6.20 | |  Ardito, Andrew | | | 2176 | USA | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Bonin, Jay | m | | 2250 | USA | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Bartell, Thomas | m | | 2344 | USA | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Zhang, Alan | | | 2022 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | |
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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