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Individual Calculations January 2024 |
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| Zhang, Kai Total change: -25.60 | |   |
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| North American Youth Chess Championship Ciudad de Mexico 2023 U10 open | Ciudad de Mexico | MEX | 2023-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1325 | 1429 | 5.00 | 9 | -0.64 | 40 | -25.60 | |
|  Pacheco Quezada, Jesus | | | 1029 * | MEX | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Pille Cruz, Juan Luis | | | 1281 | MEX | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Anaya Cruz, Agustin | | | 1366 | MEX | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Agama Hernandez, Luis Fernando | | | 1367 | MEX | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Flores Ojeda, Dante Vladimir | | | 1245 | MEX | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Jackson, Leo Daniel Olivera | | | 1277 | USA | 0.00 | 1 | -0.70 | 40 | -28.00 | | | Alba Ruiz, Kenneth Damian | | | 1583 | MEX | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Wang, Jacob S | | | 1527 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Duran Gen, Iker | | | 1246 | MEX | 1.00 | 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) | | |
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