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Individual Calculations May 2017 |
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| Bass, John W Total change: -23.60 | |   |
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| 70th West of England Chess Union Congress Open | Exmouth | ENG | 2017-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1943 | 2030 | 2.50 | 6 | -1.18 | 20 | -23.60 | |
|  Krzyzanowski, Patryk | | | 2048 | POL | 0.00 | 1 | -0.47 | 20 | -9.40 | |  Wensley, Oliver E | | | 1798 | ENG | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Shaw, Meyrick | | | 1944 | ENG | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Ingham, H William | | | 1860 | ENG | 0.50 | 1 | -0.22 | 20 | -4.40 | | | De Coverly, Roger D | | | 1988 | ENG | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Crombleholme, Alan K | | | 2019 | ENG | 0.50 | 1 | -0.02 | 20 | -0.40 | |
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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