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Individual Calculations September 2017 |
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| Villanueva, Orrego Martin William Total change: -138.80 | |   |
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| IRT Circulo Peruano de Ajedrez | Lima | PER | 2017-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1566 | 1557 | 0.00 | 4 | -1.99 | 40 | -79.60 | |
|  Maravi, Jon | | | 1634 | PER | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Mostacero Velarde, Isabella | | | 1858 | PER | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Kastanieda, Alla | | | 1426 | PER | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Flores, Quispe Carlos | | | 1346 | PER | 0.00 | 1 | -0.77 | 40 | -30.80 | |
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) | | | | Campeonato Metropolitano Escolar Grupo B Sub 17 Absoluto | Lima | PER | 2017-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1571 | 1557 | 1.00 | 5 | -1.48 | 40 | -59.20 | |
| | Caballero Quijano, Mitzy Mishell | | wm | 1877 | PER | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Torres, Piero | | | 1801 | PER | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Caja Ramirez, Angelo Gregory | | | 1369 | PER | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Gutierrez Cabrera, Diego | | | 1376 | PER | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Bravo Mallco, Kate Azumi | | | 1433 | PER | 0.00 | 1 | -0.67 | 40 | -26.80 | |
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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