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Individual Calculations September 2023 |
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| Cupaban Alonso, Luciana Total change: 45.20 | |   |
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| XXX IRT Aficionados Feria de Las Flores Medellin 30 Anios | Medellin | COL | 2023-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1625 | 1176 | 1.00 | 6 | 0.50 | 40 | 20.00 | |
|  Florez, Santiago | | | 1761 | COL | 0.00 | 1 | -0.02 | 40 | -0.80 | |  Rodriguez Velasco, Frankeli | | | 1346 | COL | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Cotes, Donato | | | 1645 | COL | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Bohorquez Gutierrez, Daniel | | | 1785 | COL | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Valencia, Yovani Esneyder | | | 1616 | COL | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Acosta Cruz, Luis Ivan | | | 1599 | COL | 0.00 | 1 | -0.07 | 40 | -2.80 | |
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) | | | | XXXIII Pan-American Youth Chess Festival - Under 10 Female | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1387 | 1176 | 2.00 | 4 | 0.63 | 40 | 25.20 | |
| | Zhang, Michelle | | | 1870 | CAN | 0.50 | 1 | 0.49 | 40 | 19.60 | | | Li, Sophie | | | 1495 | USA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Aguayo Carreno, Sofia Alejandra | | | 1134 | CHI | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Leake, Emilia-Rose | | | 1049 | JAM | 0.50 | 1 | -0.17 | 40 | -6.80 | |
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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