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Individual Calculations August 2023 |
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| Espichan Serna, Magaly Del Rosari Total change: -29.20 | |   |
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| VI Open IRT Circulo Peruano de Ajedrez sub 2400 | Lima | PER | 2023-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1343 | 1265 | 1.00 | 2 | 0.15 | 40 | 6.00 | |
|  Herrada, Blanco Maria Fernanda | | | 1566 | PER | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Carbajal Sotomayor, Cesar Stefano | | | 1119 | PER | 1.00 | 1 | 0.30 | 40 | 12.00 | |
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) | | | | Campeonato Nacional de Ajedrez Impar 2023 - Sub 17 Femenino | Lima | PER | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1507 | 1265 | 0.00 | 3 | -0.88 | 40 | -35.20 | |
| | Sumaria Choqueluque, Nikole Ange | | | 1371 | PER | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Jimenez Salas, Maria Teresa | | wf | 1894 | PER | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Moreyra Saravia, Luciana Belen | | | 1255 | PER | 0.00 | 1 | -0.51 | 40 | -20.40 | |
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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