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Individual Calculations September 2021 |
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| Zapata, Olga Maria Total change: -22.60 | |   |
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| Semifinal Nacional de Mayores FEMENINO Preselectivo a la Olimpiada Moscu 2022 | Santa Rosa de Cabal | COL | 2021-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1502 | 1641 | 4.00 | 8 | -1.13 | 20 | -22.60 | |
|  Argote Heredia, Valentina | | wm | 2041 * | COL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Carrillo Riano, Karen Sofia | | | 1241 * | COL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Acosta, Mariana | | | 1245 | COL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Viveros, Erica Johana | | wc | 1948 | COL | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Mercado Maestre, Maria Angel | | | 1312 | COL | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Ramos Rocha, Natalia | | | 1241 * | COL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mogollon Tobar, Nicolle Julieth | | wc | 1748 | COL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Tipiani Martinez, Paula Sofia | | | 1241 * | COL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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