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Individual Calculations September 2017 |
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| Andrews, Norman G Total change: 24.40 | |   |
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| 104th British Championships Under 1900 | Llandudno | ENG | 2017-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1727 | 1612 | 2.00 | 4 | 0.61 | 40 | 24.40 | |
|  Livesey, R Nigel | | | 1797 | ENG | 0.00 | 1 | -0.26 | 40 | -10.40 | |  Collicott, Peter J | | | 1741 | ENG | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Walshaw, David | | | 1691 | ENG | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Welch, David | | | 1678 | ENG | 1.00 | 1 | 0.59 | 40 | 23.60 | |
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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