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Individual Calculations October 2022 |
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| Romero Velasquez, Jimena Total change: -0.80 | |   |
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| Campeonato Regional Metropolitano Impar Femenino Sub 13 2022 | Lima | PER | 2022-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1232 | 1181 | 2.50 | 4 | 0.76 | 40 | 30.40 | |
|  Rojas Salas, Rihanna Irina | | | 1245 | PER | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Guzman Vera, Allison Nicole | | | 1398 | PER | 1.00 | 1 | 0.78 | 40 | 31.20 | |  Torres Ccahuay, Dayana Nievevska | | | 1219 | PER | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Champi Suarez, Chiara Anaid | | | 1065 | PER | 1.00 | 1 | 0.34 | 40 | 13.60 | |
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) | | | | Campeonato Nacional de Ajedrez Impar 2022 Sub 13 Femenino | Lima | PER | 2022-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1235 | 1181 | 0.50 | 3 | -0.78 | 40 | -31.20 | |
| | Arenas Lavado, Luciana Andrea | | | 1357 | PER | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Pantigoso Porras, Katherine Guada | | | 1036 | PER | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Reyes Perez, Aracelly | | | 1313 | PER | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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) | | |
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