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Individual Calculations September 2017 |
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| Howell, Chris I Total change: 16.20 | |   |
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| 104th British Championships Under 2050 | Llandudno | ENG | 2017-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1822 | 1938 | 4.00 | 5 | 0.81 | 20 | 16.20 | |
|  Procter, Colin S | | | 1760 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | |  Brown, Geoffrey M | | | 1756 | ENG | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Batchelor, Guy J | | | 1944 | ENG | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Beedle, Jonathan E | | | 2038 | ENG | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Kirupakaran, Vishnu | | | 1612 | ENG | 1.00 | 1 | 0.13 | 20 | 2.60 | |
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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