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Individual Calculations September 2018 |
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| Kennedy, Craig Total change: -17.60 | |   |
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| 105th British Championships Over 50 | Hull | ENG | 2018-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 1906 | 2.50 | 6 | 0.17 | 20 | 3.40 | |
|  Brooks, Phil J | | | 2187 | ENG | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Clancy, Martin J | | | 1810 | ENG | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Bolt, Graham | | | 2016 | ENG | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Dilleigh, Stephen P | | | 2016 | ENG | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Simons, Martin J | | | 2008 | ENG | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Gostelow, David W | | | 1918 | ENG | 1.00 | 1 | 0.52 | 20 | 10.40 | |
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) | | | | 64th Hampstead Weekend Congress Under 2200 | London | ENG | 2018-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1693 | 1906 | 0.50 | 2 | -1.05 | 20 | -21.00 | |
| | Sheikh, Nasarullah | | | 1689 | ENG | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Hamilton, Michael J | | | 1697 | ENG | 0.00 | 1 | -0.77 | 20 | -15.40 | |
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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