Individual Calculations April 2024 |
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Roberts, David L Total change: 12.60 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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5th Simon Bartlett Memorial Congress Torquay - Open Section | Torquay | ENG | 2024-03-01 |
Rc | Ro | w | n | change | K | K*chg | Game |
2008 | 1972 | 3.00 | 5 | 0.63 | 20 | 12.60 | |
| Arkell, Keith C | g | | 2371 | ENG | 0.50 | 1 | 0.42 | 20 | 8.40 | | Adaway, William | | | 1911 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | | Goldschmidt, Martin | | | 1962 | ENG | 1.00 | 1 | 0.49 | 20 | 9.80 | | Waddington, Mike P | f | | 1951 | ENG | 0.00 | 1 | -0.53 | 20 | -10.60 | | Morgan, Jamie | | | 1847 | GCI | 1.00 | 1 | 0.33 | 20 | 6.60 | | 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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