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Individual Calculations September 2017 |
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| Kastanieda, Alla Total change: 14.00 | |   |
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| IRT Circulo Peruano de Ajedrez | Lima | PER | 2017-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1692 | 1426 | 1.00 | 2 | 0.60 | 40 | 24.00 | |
|  Rojas, Steven | | | 1826 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Villanueva, Orrego Martin William | | | 1557 | PER | 1.00 | 1 | 0.68 | 40 | 27.20 | | | * 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) | | | | Campeonato Metropolitano Escolar Grupo B Sub 13 Femenino | Lima | PER | 2017-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1387 | 1426 | 2.50 | 5 | -0.25 | 40 | -10.00 | |
|  Orihuela Barreda, Alondra | | | 1247 | PER | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Arauco Celestino, Arianna Sofia | | | 1622 | PER | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Raez Nunez, Gabriela | | | 1264 | PER | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Garcia Andrada, Heidy Nicole | | | 1563 | PER | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Morales Orozco, Silvana | | | 1238 | PER | 0.50 | 1 | -0.24 | 40 | -9.60 | |
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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