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Rapid:
Individual Calculations February 2024 |
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| Vera Alca, Astrid Thais Total change: -39.60 | |   |
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| IV Campeonato Sudamericano Escolar de Ajedrez 2023 - Rapidas - Sub 09 Femenino | Lima | PER | 2023-12-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1069 | 1278 | 2.50 | 4 | -0.56 | 40 | -22.40 | |
|  Molina Alvarado, Lady Diana | | | 1073 | ECU | 1.00 | 1 | 0.24 | 40 | 9.60 | |  Marquez Ccori, Amy Sarahi | | | 1044 | PER | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Chueca Balcazar, Adriana Rafaela | | | 1067 | PER | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Haro Gallardo, Jhilary | | | 1090 | PER | 1.00 | 1 | 0.26 | 40 | 10.40 | |
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) | | | | Campeonato Regional Juvenil Centro Sur - Rapidas - Categoria Sub-12 Absoluto | Mala | PER | 2024-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1330 | 1278 | 0.00 | 1 | -0.43 | 40 | -17.20 | |
| | Castillo Perales, Bernardo Jonay | | | 1330 | PER | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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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