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Individual Calculations September 2019 |
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| Hua, Michelle Total change: -20.70 | |   |
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| Panamericano de la Juventud 2019 sub 14 femenino | Guayaquil | ECU | 2019-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1496 | 1666 | 5.00 | 9 | -1.21 | 30 | -36.30 | |
|  Roman Tapia, Ariana Alejandra | | | 1266 * | ECU | 0.50 | 1 | -0.42 | 30 | -12.60 | |  Suarez Ardila, Luisa Maria | | | 1571 | COL | 0.50 | 1 | -0.13 | 30 | -3.90 | | | Ygarza Crisostomo, Antonela Abiga | | | 1283 | PER | 1.00 | 1 | 0.09 | 30 | 2.70 | | | Martinez Zambrano, Karina Paola | | | 1362 | ECU | 0.50 | 1 | -0.36 | 30 | -10.80 | | | Yellamraju, Aparna | | | 1471 | USA | 0.50 | 1 | -0.25 | 30 | -7.50 | | | Loor Veliz, Thais | | | 1351 | ECU | 1.00 | 1 | 0.14 | 30 | 4.20 | | | Barahona, Dalila Yamileth | | | 1529 | ESA | 1.00 | 1 | 0.32 | 30 | 9.60 | | | Figueroa Bernal, Julia Dennis | | wc | 1836 | CHI | 0.00 | 1 | -0.28 | 30 | -8.40 | | | Brown, Raehanna | | | 1798 | JAM | 0.00 | 1 | -0.32 | 30 | -9.60 | | | * 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) | | | | 2019 Canadian Amateur Over1600 | Kitchener | CAN | 2019-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1611 | 1666 | 4.50 | 6 | 1.08 | 30 | 32.40 | |
| | Locham, Divjot | | | 1536 | CAN | 0.50 | 1 | -0.18 | 30 | -5.40 | | | Maheux, Pierre | | | 1654 | CAN | 1.00 | 1 | 0.48 | 30 | 14.40 | | | Mendoza, Armand Jess | | | 1729 | CAN | 0.50 | 1 | 0.09 | 30 | 2.70 | | | Jones, Avery | | | 1375 | CAN | 1.00 | 1 | 0.15 | 30 | 4.50 | | | Bao, Tony Bohan | | | 1899 | CAN | 0.50 | 1 | 0.29 | 30 | 8.70 | | | Samokysh, Yevhen | | | 1473 | CAN | 1.00 | 1 | 0.25 | 30 | 7.50 | |
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) | | | | 2019 NAYCC U12 Girls | Kingston | CAN | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1450 | 1666 | 5.50 | 8 | -0.56 | 30 | -16.80 | |
| | Angela, Chen | | | 1341 | USA | 1.00 | 1 | 0.13 | 30 | 3.90 | | | Valerie, Ruchinskaya | | | 1412 | CAN | 0.50 | 1 | -0.31 | 30 | -9.30 | | | Yesun, Lee | | | 1696 | USA | 0.50 | 1 | 0.04 | 30 | 1.20 | | | Kally, Wen | | wc | 1339 | USA | 0.50 | 1 | -0.37 | 30 | -11.10 | | | Felicity, Wang | | | 1490 | USA | 1.00 | 1 | 0.27 | 30 | 8.10 | | | Anika, Rajaram | | wc | 1560 | USA | 1.00 | 1 | 0.36 | 30 | 10.80 | | | Rachel, Zihan Wang | | | 1344 | CAN | 0.50 | 1 | -0.37 | 30 | -11.10 | | | Simone, Morden | | | 1415 | USA | 0.50 | 1 | -0.31 | 30 | -9.30 | |
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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