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Individual Calculations August 2017 |
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| Qiao, Cindy Total change: 70.40 | |   |
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| Panamerican Youth Championship 2017 Girls U-16 | San Jose | CRC | 2017-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1711 | 4.00 | 7 | 0.63 | 40 | 25.20 | |
|  Puppi Lazo , Stephanie Beatriz | | wf | 1879 | PER | 0.00 | 1 | -0.28 | 40 | -11.20 | |  Quesada Calderon, Carolayne | | | 1311 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Dongo, Melanie | | wf | 1803 | PER | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Hilario, Aleyla | | wf | 1890 | PER | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Quijada Alonso, Gisell Del Valle | | wc | 1586 | VEN | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Gomez Barrera, Javiera Belen | | wm | 2069 | CHI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Santiago Sontay, Jenny Fernanda | | | 1506 | GUA | 0.50 | 1 | -0.26 | 40 | -10.40 | | | * 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) | | | | 2017 North American Youth Chess Championship - U18 Girls | Morristown, New Jersey | USA | 2017-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1782 | 1711 | 4.00 | 7 | 1.13 | 40 | 45.20 | |
| | Yang, Vicki | | | 1844 | USA | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Liu, Joanna | | wf | 1865 | USA | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Samadashvili, Martha | | wf | 2008 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Papanek, Ella Sharpe | | | 1679 | USA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Wang, Constance | | | 1806 | CAN | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Zhu, Evelyn | | | 1736 | USA | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Dasari, Samhitha | | | 1533 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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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