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Individual Calculations September 2017 |
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| Nunn, John Dm Total change: -3.40 | |   |
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| 104th British Championships Over 50 | Llandudno | ENG | 2017-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2223 | 2581 | 5.00 | 6 | -0.34 | 10 | -3.40 | |
|  Punnett, Alan K | | | 2181 * | ENG | 0.50 | 1 | -0.42 | 10 | -4.20 | |  Clucas, Reg P | | | 2181 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Lewis, Andrew P | f | | 2252 | ENG | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Smith, Graham | | | 2181 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Smith, Peter | | | 2181 * | SCO | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Littlewood, Paul E | m | | 2361 | ENG | 0.50 | 1 | -0.28 | 10 | -2.80 | | | * 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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