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Individual Calculations September 2021 |
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| De Dios Suarez, Mayra Valentina Total change: -61.20 | |   |
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| Campeonato Nacional e Internacional Abierto Mexicano de Ajedrez Tabasco 2021 Femenil | Villahermosa, Tabasco | MEX | 2021-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1583 | 1537 | 1.50 | 6 | -1.21 | 40 | -48.40 | |
|  Guillen Cristobal, Sandra N | | | 1937 * | MEX | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mateos Lopez, Jennifer Kas | | | 1489 | MEX | 0.00 | 1 | -0.57 | 40 | -22.80 | |  Gomez, Santiago Ariadna | | | 1629 | MEX | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Hernandez Diaz, Paula Sofia | | | 1534 | MEX | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Flores Rodriguez, Astrid Aphril | | | 1618 | MEX | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Cabrera Bautista, Valeria Fernand | | | 1293 | MEX | 0.50 | 1 | -0.30 | 40 | -12.00 | | | * 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) | | | | 2021 North American Youth Chess Championships - Girls Under 16 | Chicago, Illinois | USA | 2021-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1612 | 1537 | 2.50 | 7 | -0.32 | 40 | -12.80 | |
| | Eswaran, Aksithi | | wc | 1755 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Tsyganova, Margarita | | | 1412 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Ke, Rianne | | wc | 1674 | USA | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Baalla, Nura | | | 1730 | USA | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Zhou, Chelsea | | | 1583 | USA | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Petersen Gonzalez, Paula | | | 1569 | MEX | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Hernandez, Ortega Carolina | | wc | 1563 | MEX | 0.00 | 1 | -0.46 | 40 | -18.40 | |
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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