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Individual Calculations September 2023 |
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| Ferrufino, Boris Total change: -50.80 | |   |
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| Memorial Alfonso Ferrufino Hurtado - 2023 | Cochabamba | BOL | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1413 | 1919 | 4.50 | 7 | -2.14 | 20 | -42.80 | |
|  Rosas Navarro, Dominic Giselle | | | 1246 | BOL | 1.00 | 1 | 0.01 | 20 | 0.20 | |  Garcia Alay, Marcial | | | 1406 | BOL | 0.00 | 1 | -0.96 | 20 | -19.20 | | | Mendoza Salinas, Andre Alvaro | | | 1519 * | PER | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Saavedra Aiza, Alejandro | | | 1385 | BOL | 0.50 | 1 | -0.47 | 20 | -9.40 | | | Araujo, Amilcar | | | 1600 | BOL | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Rodriguez Barrientos, Johan Razie | | | 1268 | BOL | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Rosas Navarro, Bruno Shahid | | | 1470 | BOL | 1.00 | 1 | 0.06 | 20 | 1.20 | | | * 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) | | | | Grand Prix Nacional de Ajedrez 2023-2024 (3er. Torneo) | La Paz | BOL | 2023-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1919 | 3.50 | 6 | -0.40 | 20 | -8.00 | |
| | Quisbert Quispe, Leonidaz Kalel | | | 1519 * | BOL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Yujra Paredez, Ignacio Tadeo | | | 1536 | BOL | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Mayta Aiza, Maveric | | | 2017 | BOL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Lilienfeld Quevedo, Daniel | | | 1604 | BOL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Rocha, Ignacio | | | 1808 | BOL | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Titichoca Daza, Daniel | c | | 2168 | BOL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | * 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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