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Individual Calculations September 2021 |
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| Wiley, Julia M Total change: 0.00 | |   |
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| 26th Annual Pacific Coast Open - Under 2100 | Van Nuys, California | USA | 2021-07-30 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1601 | 0 | 0.50 | 2 | 0.00 | 1408 | | 0.00 | |
|  Talwalkar, Vedant Ameya | | | 1592 | USA | 0.50 | 1 | 0.00 | | 0.00 | |  Qin, Vincent | | | 1610 | USA | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | | | 2021 North American Youth Chess Championships - Girls Under 16 | Chicago, Illinois | USA | 2021-08-17 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1469 | 0 | 2.50 | 7 | 0.00 | 1367 | | 0.00 | |
| | Petersen Gonzalez, Paula | | | 1569 | MEX | 0.00 | 1 | 0.00 | | 0.00 | | | Hernandez, Ortega Carolina | | wc | 1563 | MEX | 0.50 | 1 | 0.00 | | 0.00 | | | Zhou, Chelsea | | | 1583 | USA | 0.50 | 1 | 0.00 | | 0.00 | | | Wiley, Elizabeth R | | | 1501 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Low, Beatrice | | | 1456 | USA | 0.50 | 1 | 0.00 | | 0.00 | | | Szeto, Sophie | | | 1271 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Bilodeau-Savaria, Sandy-Rose | | | 1338 | CAN | 1.00 | 1 | 0.00 | | 0.00 | |
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) | | |
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