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Individual Calculations September 2023 |
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| Graham, Neil Total change: 7.20 | |   |
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| 2023 British Championship: Over 65 Championship | Leicester | ENG | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1860 | 1764 | 3.00 | 7 | 0.36 | 20 | 7.20 | |
|  Bray, David | | | 1975 | ENG | 0.00 | 1 | -0.23 | 20 | -4.60 | |  Jackson, Sheila | | wg | 2039 | ENG | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Erdogan, Hassan | | | 1829 | ENG | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Scowen, Roger S | | | 1831 | ENG | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Gunn, Michael J | | | 1606 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Collinson, Mark I | | | 1865 | ENG | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Fallowfield, Nicholas | | | 1875 | ENG | 0.50 | 1 | 0.15 | 20 | 3.00 | |
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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