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Individual Calculations August 2017 |
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| Miyasaka, Julia K Total change: -30.80 | |   |
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| Panamerican Youth Championship 2017 Girls U-12 | San Jose | CRC | 2017-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1449 | 1599 | 5.00 | 8 | -0.48 | 40 | -19.20 | |
|  Mukul Aldana, Daniela Maria | | | 1334 | MEX | 1.00 | 1 | 0.18 | 40 | 7.20 | |  Yellamraju, Ambica | | wc | 1478 | USA | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Castano, Saray | | | 1569 | COL | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Tian, Shi Yuan | | | 1405 | CAN | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Matute Escobar, Roxanny | | wf | 1710 | VEN | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Sandoval Rivera, Alejandra | | | 1288 | MEX | 0.00 | 1 | -0.86 | 40 | -34.40 | | | Kastanieda, Alla | | | 1426 | PER | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Francisco Guecamburu, Candela Be | | | 1384 | ARG | 1.00 | 1 | 0.23 | 40 | 9.20 | |
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) | | | | 2017 North American Youth Chess Championship - U12 Girls | Morristown, New Jersey | USA | 2017-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1420 | 1599 | 4.00 | 6 | -0.29 | 40 | -11.60 | |
| | Yellamraju, Ambica | | wc | 1478 | USA | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Sandoval Rivera, Alejandra | | | 1288 | MEX | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Tsukerman, Julia | | wc | 1406 | CAN | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Meiyappan, Annapoorni | | | 1622 | USA | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Vivek, Mantra | | | 1239 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Eswaran, Aksithi | | wc | 1487 | USA | 1.00 | 1 | 0.35 | 40 | 14.00 | |
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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