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Individual Calculations September 2021 |
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| Mareco, Sandro Total change: 5.20 | |   |
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| World Cup 2021 | Sochi | RUS | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2517 | 2629 | 3.00 | 4 | 0.44 | 10 | 4.40 | |
|  Khader, Sami | m | | 2382 | JOR | 1.00 | 1 | 0.19 | 10 | 1.90 | |  Khader, Sami | m | | 2382 | JOR | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Cori, Jorge | g | | 2652 | PER | 1.00 | 1 | 0.53 | 10 | 5.30 | | | Cori, Jorge | g | | 2652 | PER | 0.00 | 1 | -0.47 | 10 | -4.70 | |
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) | | | | LXVI Campeonato Nacional e Internacional Abierto Mexicano de Ajedrez Tabasco 2021 INTERNACIONAL | Villahermosa, Tabasco | MEX | 2021-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2380 | 2629 | 5.50 | 7 | 0.08 | 10 | 0.80 | |
| | Quiroga Jaquez, Angel Ivan | | | 2229 * | MEX | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Benitez Lozano, Javier | f | | 2287 | MEX | 0.00 | 1 | -0.88 | 10 | -8.80 | | | Gracia Alvarez, Gerardo An | f | | 2241 | MEX | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Capo Vidal, Uriel | m | | 2280 | MEX | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Diaz Rosas, Julio Cesar | f | | 2367 | MEX | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Henriquez Villagra, Cristobal | g | | 2606 | CHI | 1.00 | 1 | 0.47 | 10 | 4.70 | | | Cori, Jorge | g | | 2652 | PER | 0.50 | 1 | 0.03 | 10 | 0.30 | | | * 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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