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Individual Calculations September 2015 |
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| Habershon, Paul F Total change: -46.80 | |   |
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| 102nd British Chess Championships Over 65 | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 2099 | 2.00 | 4 | -0.61 | 20 | -12.20 | |
|  Goodwin, Ed H | | | 1795 | ENG | 0.50 | 1 | -0.36 | 20 | -7.20 | |  Bielby, Paul R | | | 1950 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Anderton, David W | c | | 2105 | ENG | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Hutchinson, Norman A | | | 2059 | ENG | 0.00 | 1 | -0.56 | 20 | -11.20 | |
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) | | | | 102nd British Chess Championships Week 2 AM Open | Coventry | ENG | 2015-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1902 | 2099 | 2.00 | 5 | -1.73 | 20 | -34.60 | |
| | Gallagher, Daniel Gh | | | 1898 | ENG | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Davison, Chris | | | 1870 | ENG | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Ramdewar, Ishan | | | 1802 | ENG | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Ivekovic, Tihana | | wf | 2081 | CRO | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Cormican, John | | | 1858 | IRL | 0.00 | 1 | -0.80 | 20 | -16.00 | |
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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