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Individual Calculations September 2017 |
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| Cosme Contreras, Trilce Total change: -114.80 | |   |
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| Campeonato Metropolitano Escolar Grupo B Sub 17 Absoluto | Lima | PER | 2017-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1688 | 1905 | 3.50 | 6 | -1.00 | 40 | -40.00 | |
|  Ugarelli, Leonardo | | | 1602 | PER | 0.00 | 1 | -0.86 | 40 | -34.40 | |  Gutierrez Cabrera, Diego | | | 1505 * | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Arevalo Perez, Luis Alexander | | | 1589 | PER | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Rivera, Gerson | | | 1640 | PER | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Mostacero Velarde, Isabella | | | 1858 | PER | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Romero Guimaray, Diego | | | 1936 | PER | 0.00 | 1 | -0.46 | 40 | -18.40 | | | * 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) | | | | XI Festival Internacional de Ajedrez Claretiano 2017 - Mayores | Lima | PER | 2017-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1987 | 2.50 | 6 | -1.87 | 40 | -74.80 | |
| | Quispe Seancas, Crhistian | | | 1587 * | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Flores Cubas, Miguel | | | 2265 | PER | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Romero, Antonella | | wf | 1698 | PER | 0.00 | 1 | -0.84 | 40 | -33.60 | | | Infante Acuna, Ferrel | | | 1687 | PER | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Garceran Izquierdo, Ruben | | | 1712 | ESP | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Alarcon Principe, Eduardo | | | 1781 | PER | 0.00 | 1 | -0.76 | 40 | -30.40 | | | * 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) | | |
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