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Individual Calculations July 2023 |
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| Rozas Lazcano, Valeska Total change: -11.20 | |   |
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| IRT Sub-2400 LA CRUZ 2023 | La Cruz, Chile | CHI | 2023-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1923 | 1651 | 0.00 | 3 | -0.54 | 20 | -10.80 | |
|  Guerrero Cataldo, Juan Andres | | | 2000 | CHI | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Perez Rojas, Jorge | | | 1957 | CHI | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Orrego Palermo, Marcelo | | | 1813 | CHI | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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) | | | | TORNEO SUB 1800 FIDE CHESSVINA JUNIO | Vina del Mar | CHI | 2023-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1522 | 1651 | 2.50 | 4 | -0.02 | 20 | -0.40 | |
| | Fernandez Tejada, Isabella Paz | | | 1251 * | CHI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Cordova Melendez, Francisca | | | 1351 | CHI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Miranda Camus, Gonzalo | | | 1775 | CHI | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Cuadros Betancur, Christian | | | 1711 | CHI | 0.00 | 1 | -0.42 | 20 | -8.40 | | | * 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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