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Individual Calculations May 2019 |
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| Robertson, Jim Total change: -5.80 | |   |
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| West of England Chess Union Congress 2019 Major | Exmouth | ENG | 2019-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1749 | 1586 | 1.50 | 6 | -0.29 | 20 | -5.80 | |
|  Page, Martin C | | | 1804 | ENG | 0.00 | 1 | -0.22 | 20 | -4.40 | |  Sellwood, Colin | | | 1810 | ENG | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Annetts, Ivor S | | | 1866 | ENG | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Ingham, H William | | | 1841 | ENG | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Rogers, David R | | | 1702 | ENG | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Fowler, Caspian | | | 1471 | WLS | 0.00 | 1 | -0.66 | 20 | -13.20 | |
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) | | |
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