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Individual Calculations September 2017 |
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| Clanchy, Nicholas Total change: 106.80 | |   |
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| 104th British Championships Weekend Under 1825 | Llandudno | ENG | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1686 | 1770 | 5.00 | 5 | 1.92 | 40 | 76.80 | |
|  Horlock, Peter J | | | 1622 | ENG | 1.00 | 1 | 0.30 | 40 | 12.00 | |  Aitchison, A Keith | | | 1692 | SCO | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Macdonald, Jamie | | | 1698 | ENG | 1.00 | 1 | 0.40 | 40 | 16.00 | | | London, Nick J | | | 1682 | ENG | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Clegg, Robert | | | 1734 | ENG | 1.00 | 1 | 0.45 | 40 | 18.00 | |
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) | | | NOTE: K factor changed | | 104th British Championships Morning Open | Llandudno | ENG | 2017-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2018 | 1770 | 2.50 | 5 | 1.50 | 20 | 30.00 | |
| | Collins, Peter M | | | 1954 | ENG | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Myall, Ivan J | | | 2046 | ENG | 1.00 | 1 | 0.83 | 20 | 16.60 | | | Surtees, Mike J | | | 2084 | ENG | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Sedykh, Mikhail | | | 2090 | ENG | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Whitehead, Mark A | | | 1917 | ENG | 0.50 | 1 | 0.20 | 20 | 4.00 | |
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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