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Individual Calculations June 2024 |
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| Rodriguez Vallejo, Killari Ariela Total change: -33.20 | |   |
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| "World School Chess Championship" Girls under 13 | Lima | PER | 2024-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1615 | 1427 | 1.00 | 3 | 0.23 | 40 | 9.20 | |
|  Rojas Salas, Rihanna Irina | | | 1675 | PER | 0.00 | 1 | -0.19 | 40 | -7.60 | |  Torres Alarcon, Luciana Yanella | | | 1574 | PER | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Mamani Vilca, Jhanny Mega | | | 1597 | PER | 1.00 | 1 | 0.72 | 40 | 28.80 | |
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) | | | | Semifinal Nacional Femenino 2024 | Lima | PER | 2024-05-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1704 | 1427 | 0.00 | 6 | -1.06 | 40 | -42.40 | |
| | Jimenez Salas, Maria Teresa | | wf | 1827 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Maravi Ceron, Ayme | | | 1681 | PER | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Machacca Mina, Adamaris Luciana | | | 1593 | PER | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Rojas Salas, Rihanna Irina | | | 1675 | PER | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Acuna Alarcon, Claudia Micaela | | | 1797 | PER | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Vasquez Tanchiva, Katerine Paola | | | 1650 | PER | 0.00 | 1 | -0.22 | 40 | -8.80 | | | * 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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