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Individual Calculations November 2023 |
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| Santos, Joao Artur Almeida Total change: -25.80 | |   |
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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 |
| 1873 | 1964 | 2.50 | 6 | -1.29 | 20 | -25.80 | |
|  Downey, Keith | | | 1742 | WLS | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Arkell, Keith C | g | | 2355 | ENG | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Morgan, Jamie | | | 1774 | GCI | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Stockham, Oliver | | | 1806 | ENG | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Cheng, Louis | | | 1692 | SCO | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Giulian, Rosemary A | | | 1866 | SCO | 0.50 | 1 | -0.13 | 20 | -2.60 | |
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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