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Individual Calculations September 2017 |
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| Rozas Lazcano, Valeska Total change: -1.20 | |   |
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| IRT JUVENIL SUB-2200 QUILPUE 2017 | Quilpue | CHI | 2017-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1340 | 1138 | 1.00 | 3 | 0.23 | 40 | 9.20 | |
|  Silva Morales, Vicente | | | 1317 | CHI | 1.00 | 1 | 0.73 | 40 | 29.20 | |  Valle Valdebenito, Carlos | | | 1485 | CHI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Orrego Astudillo, Angelo | | | 1219 | CHI | 0.00 | 1 | -0.39 | 40 | -15.60 | |
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) | | | | IRT Juvenil AJEFECH-Club Chess Maipu | Maipu | CHI | 2017-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1355 | 1138 | 0.50 | 3 | -0.26 | 40 | -10.40 | |
| | Cifuentes Sandoval, Matias | | | 1538 * | CHI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Marrujo Pardo, Mauricio Emmanu | | | 1376 | VEN | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Leyton Droguett, Maximiliano | | | 1152 | CHI | 0.50 | 1 | 0.02 | 40 | 0.80 | | | * 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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