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Individual Calculations December 2017 |
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| Perez Herrera, Giannella Total change: -61.20 | |   |
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| Final Nacional Juegos deportivos escolares, region metropolitana 2017 Damas | Santiago | CHI | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1125 | 1410 | 1.00 | 3 | -1.53 | 40 | -61.20 | |
|  Rozas Lazcano, Valeska | | | 1137 | CHI | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Huerta Penailillo, Danitza Ale | | | 1119 | CHI | 0.00 | 1 | -0.85 | 40 | -34.00 | | | Vargas Letelier, Catalina | | | 1119 | CHI | 1.00 | 1 | 0.15 | 40 | 6.00 | |
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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