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Individual Calculations November 2023 |
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| Collier, David O Total change: 12.00 | |   |
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| 47th Guernsey International Chess Festival - Open Tournament | St. Peter Port | GCI | 2023-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 1968 | 4.00 | 6 | 0.60 | 20 | 12.00 | |
|  Kirk, Matthew | | | 1747 | GCI | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Giulian, Philip M | f | | 2081 | SCO | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Curtis, John E | | | 2021 | ENG | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Hertog, Alexander | | | 1627 | ENG | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Campbell, Ian | | | 1920 | ENG | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Wager, John D | | | 2047 | ENG | 1.00 | 1 | 0.61 | 20 | 12.20 | |
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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