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Individual Calculations January 2023 |
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| Herman, Geoffrey Total change: -26.40 | |   |
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| 53rd annual National Chess Congress - 1800-2199 | Philadelphia, PA | USA | 2022-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1567 | 1785 | 2.50 | 5 | -1.32 | 20 | -26.40 | |
|  Gillman, Jones | | | 1610 | FID | 0.50 | 1 | -0.23 | 20 | -4.60 | |  Gartenlaub, Corin | | | 1558 | USA | 0.50 | 1 | -0.29 | 20 | -5.80 | | | De Lellis, Pietro | | | 1674 | SUI | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Laido, Olivia | | | 1609 | USA | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Yang, Lefan | | | 1385 * | CAN | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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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