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Individual Calculations December 2019 |
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| Cobham, Marcus Total change: -16.60 | |   |
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| 27th F.W. de Verteuil Memorial Open Chess Tournament 2019 | Port of Spain | TTO | 2019-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 2012 | 3.50 | 6 | -0.83 | 20 | -16.60 | |
|  Khafra, Enen-Sa-Te Faab | | | 1656 | TTO | 0.50 | 1 | -0.39 | 20 | -7.80 | |  Bartholomew, Kena | | | 1846 | TTO | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Bowles, Andrew | | | 1740 | TTO | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Noel, Roderick | | | 1809 | TTO | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Archer, Carl | | | 1636 | TTO | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Mc Intosh, Isaiah | f | | 2231 | TTO | 0.00 | 1 | -0.22 | 20 | -4.40 | |
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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