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Individual Calculations April 2015 |
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| Boggiano Pereira, Miguel Total change: 2.00 | |   |
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| 1er Torneo Abierto Ajedrez de la Amistad: Liga de Ajedrez Pioneros Boricuas | Caguas | PUR | 2015-02-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1813 | 1639 | 1.00 | 2 | 0.44 | 40 | 17.60 | |
|  Ortiz Vives, Carlos R. | | | 1728 | PUR | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Guzman Freire, Julio | | | 1897 | PUR | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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) | | | | 4to. Memorial Hermanos Colon Romero | Toa Baja | PUR | 2015-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1771 | 1639 | 1.00 | 4 | -0.45 | 40 | -18.00 | |
|  Izuzquiza Gonzalez, Javier | | | 2039 * | PUR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Lugo Roldan, Jean P. | | | 1891 | PUR | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Rivera Rivera, Roberto I. | | | 1561 | PUR | 0.00 | 1 | -0.61 | 40 | -24.40 | | | Delgado Delgado, Edwin G. | | | 1591 | PUR | 1.00 | 1 | 0.43 | 40 | 17.20 | | | * 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) | | | | Clasificatorio Por Edades de Puerto Rico 2015 Sub-16 | Caguas | PUR | 2015-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1639 | 2.00 | 3 | 0.06 | 40 | 2.40 | |
| | Rodriguez Gonzalez, Angel G. | | | 1553 | PUR | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Viera Perez, Nestor A. | | | 1573 | PUR | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Garcia Santiago, Jorge J. | | | 1465 | PUR | 0.00 | 1 | -0.73 | 40 | -29.20 | |
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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