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Individual Calculations December 2023 |
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| Stephenson, Amy Total change: -86.80 | |   |
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| The Jamaica International Open 2023 - FIDE OPEN Section | Kingston, Jamaica | JAM | 2023-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1369 | 1571 | 1.50 | 5 | -2.17 | 40 | -86.80 | |
|  Harvey, Corbin | | | 1318 | JAM | 0.00 | 1 | -0.81 | 40 | -32.40 | |  Smith, Samuel | | | 1398 | JAM | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Dyer, Armani | | | 1171 * | JAM | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Stephenson, John | | | 1650 | JAM | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Coe, Cameron | | | 1308 | JAM | 0.00 | 1 | -0.82 | 40 | -32.80 | | | * 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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