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Individual Calculations March 2018 |
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| Perez Sanchez, David Total change: -37.60 | |   |
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| Eldis Cobo in Memoriam 2018 | La Habana | CUB | 2018-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1710 | 1794 | 1.50 | 4 | -0.94 | 40 | -37.60 | |
|  Marrero Calderin, Arturo | | | 1597 | CUB | 1.00 | 1 | 0.25 | 40 | 10.00 | |  Yon Wong, Mai Lyng | | | 1679 | CUB | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Gonzalez Viart, Damisyelis | | | 1699 | CUB | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Gonzalez Hernandez, Humberto | | | 1866 | CUB | 0.00 | 1 | -0.40 | 40 | -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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