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Individual Calculations September 2017 |
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| Guardamino Cajo, Yelena Indira Total change: -11.60 | |   |
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| Campeonato Metropolitano Escolar Grupo B Sub 9 Femenino | Lima | PER | 2017-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1119 | 1192 | 1.50 | 3 | -0.29 | 40 | -11.60 | |
|  Araca Iturry, Ivon | | | 1153 | PER | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Jacome Cueva, Mariah Fernanda | | | 1148 | PER | 1.00 | 1 | 0.44 | 40 | 17.60 | |  Maravi Ceron, Ayme | | | 1057 | PER | 0.50 | 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) | | |
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