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Individual Calculations September 2022 |
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| Vickery, Jim E Total change: -38.20 | |   |
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| Chessable British Chess Championships 2022: Over 65 | Torquay | ENG | 2022-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1764 | 1927 | 3.00 | 7 | -1.91 | 20 | -38.20 | |
|  Jackson, Paul G | | | 1578 | ENG | 0.50 | 1 | -0.39 | 20 | -7.80 | |  Ingham, H William | | | 1842 | ENG | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Smith, David | | | 1831 | ENG | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Gunn, Michael J | | | 1598 | ENG | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Johnson, Richard J | | | 1828 | ENG | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Bellers, Chris J | | | 1901 | ENG | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Moore, Gillian A | | | 1768 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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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