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Individual Calculations September 2018 |
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| Hall, David G Total change: -11.40 | |   |
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| 105th British Championships Under 2050 | Hull | ENG | 2018-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1686 | 1729 | 1.50 | 4 | -0.68 | 20 | -13.60 | |
|  Bryant, Richard B E | | | 1944 | ENG | 0.00 | 1 | -0.23 | 20 | -4.60 | |  Kirby, Andrew | | | 1437 | ENG | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Hammond, Benjamin | | | 1476 | ENG | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Patrick, David A | | | 1887 | ENG | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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) | | | | 105th British Championships Under 1900 | Hull | ENG | 2018-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1655 | 1729 | 2.50 | 4 | 0.11 | 20 | 2.20 | |
| | Horlock, Peter J | | | 1619 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Torrance, John | | | 1529 | SCO | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Brown, Geoffrey M | | | 1897 | ENG | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Taylor, Marcel V | | | 1576 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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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