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Individual Calculations September 2023 |
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| Welsh, Vinh Total change: 7.20 | |   |
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| 2023 Houston Chess Festival - Open | Houston, TX | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1722 | 1712 | 2.50 | 5 | 0.18 | 40 | 7.20 | |
|  Pirani, Zanir | | | 1312 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  El Awad, Santiago | | | 1887 | USA | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Hendrick, John | | | 1905 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Elliott, Alexander Mclaughlin | | | 1783 | USA | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Linett, Steven J | | | 1723 | USA | 1.00 | 1 | 0.52 | 40 | 20.80 | | | * 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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