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Individual Calculations October 2021 |
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| Claure Verastegui, Rene David Total change: 116.80 | |   |
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| XXXI Panamerican Youth Chess Festival 2021 - U12 Open | Florianopolis SC | BRA | 2021-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1402 | 3.50 | 6 | 1.15 | 40 | 46.00 | |
|  Hardaway, Brewington | c | | 1802 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Miranda Fernandez, Marcos Manuel | | | 1112 | PAR | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Marrujo Pardo, Mauricio Emmanuel | | | 1802 * | CHI | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Ibarra, Carlos Roberto | | | 1539 | ESA | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Montevilla Cahuasa, Jonathan I. | | | 1473 | BOL | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Alfaro Zambrano, Luis Fabricio | | | 1308 | PER | 0.00 | 1 | -0.63 | 40 | -25.20 | | | * 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) | | | | 3er. Clasificatorio Nacional Mayores Absoluto 2021 | La Paz | BOL | 2021-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1753 | 1402 | 2.50 | 6 | 1.77 | 40 | 70.80 | |
| | Ferrufino, Boris | c | | 1802 * | BOL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rocha, Ignacio | | | 1802 * | BOL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Salas, Javier | | | 1770 | BOL | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Almendras, Elias | | | 1802 * | BOL | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Bolanos, Fernando | c | | 1802 * | BOL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Alanoca Torrez, Jefferson | | | 1540 | BOL | 0.00 | 1 | -0.31 | 40 | -12.40 | | | * 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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