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Individual Calculations June 2015 |
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| Vazquez Maccarini, Danitza Total change: 9.60 | |   |
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| Campeonato Por Edades de Puerto Rico 2015 Sub-16 | Bayamon | PUR | 2015-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1698 | 2004 | 4.00 | 5 | -0.23 | 40 | -9.20 | |
|  Garcia Santiago, Jorge J. | | | 1604 * | PUR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Vellon Naveira, Anais | | | 1604 * | PUR | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Davila Blanco, Juan Jose | | | 1865 | PUR | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Rivera Rivera, Roberto I. | | | 1721 | PUR | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Boggiano Pereira, Miguel | | | 1695 | PUR | 0.50 | 1 | -0.36 | 40 | -14.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 2do. Torneo Abierto del Rio Hondo Chess Club | Toa Baja | PUR | 2015-05-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1893 | 2004 | 3.00 | 4 | 0.47 | 40 | 18.80 | |
| | Requena Torres, Luis A. | | | 1647 | PUR | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Davila Blanco, Juan Jose | | | 1865 | PUR | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Capeles Mendoza, Jomar | c | | 1805 | PUR | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Montalvo Rosario, Alejandro | m | | 2256 | PUR | 0.50 | 1 | 0.31 | 40 | 12.40 | |
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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