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Individual Calculations December 2023 |
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| Longson, Sarah N Total change: -5.40 | |   |
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| 46th Scarborough Congress | Scarborough | ENG | 2023-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 2007 | 2.00 | 4 | -0.27 | 20 | -5.40 | |
|  Van Kemenade, Rudy | | | 1947 | WLS | 0.50 | 1 | -0.08 | 20 | -1.60 | |  Rich, Aaron | | | 1607 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wall, Tim P | f | | 2215 | ENG | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Dasgupta, Avyukt | | | 1976 | ENG | 0.50 | 1 | -0.04 | 20 | -0.80 | | | * 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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