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Individual Calculations August 2023 |
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| Marks, Ian A Total change: -13.00 | |   |
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| 128th Scottish Championship 2023 | Dunfermline | SCO | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1760 | 1874 | 1.00 | 4 | -1.56 | 20 | -31.20 | |
|  Swanson, Stephen | | | 2194 | SCO | 0.00 | 1 | -0.13 | 20 | -2.60 | |  Bhatia, Kanishka | | | 1592 | SCO | 0.50 | 1 | -0.34 | 20 | -6.80 | | | McNaught, Jordan J | | | 1696 | SCO | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Robertson, Jim | | | 1559 | SCO | 0.50 | 1 | -0.36 | 20 | -7.20 | |
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) | | | | European Senior Team Chess Championship 2023 - Section O50 | Swidnica | POL | 2023-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 1874 | 3.50 | 6 | 0.91 | 20 | 18.20 | |
| | Kantorik, Marian | m | | 2200 | SVK | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Zielinski, Olgierd | | | 1831 | POL | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Hogarth, Mark J | | | 1902 | ENG | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Fink-Nunn, Petra | | wf | 1982 | ENG | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Noyce, Robert C | | | 2142 | ENG | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Wozny, Jan | | | 1474 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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