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Individual Calculations December 2021 |
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| Zubia, Portillo Manuel Alejandro Total change: 0.00 | |   |
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| Campeonato Estatal Abierto de Ajedrez, Chihuahua 2021 Absoluto | Ciudad Juarez Chihuahua | MEX | 2021-11-12 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1978 | 0 | 1.50 | 2 | 0.00 | 1998 | | 0.00 | |
|  Valadez Sepulveda, Joel Isaac | | | 1946 | MEX | 0.50 | 1 | 0.00 | | 0.00 | |  Mendoza Gandara, Jose David | | | 2010 | MEX | 1.00 | 1 | 0.00 | | 0.00 | |
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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