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Individual Calculations September 2023 |
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| Araujo, Amilcar Total change: 30.20 | |   |
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| Memorial Alfonso Ferrufino Hurtado - 2023 | Cochabamba | BOL | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1769 | 1600 | 4.50 | 7 | 2.15 | 20 | 43.00 | |
|  Vargas Gonzales, Wanda Mariana | | | 1200 * | BOL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Cuentas Molina, Adrian | | | 1214 | BOL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Mendoza, Rodrigo | c | | 2151 | BOL | 0.50 | 1 | 0.47 | 20 | 9.40 | | | Chipana, Gabriel | | | 1857 | BOL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Ferrufino, Boris | c | | 1919 | BOL | 1.00 | 1 | 0.87 | 20 | 17.40 | | | Alvarez, Marco Antonio | | | 1881 | BOL | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Sustach, Marcos | f | | 2162 | BOL | 0.00 | 1 | -0.02 | 20 | -0.40 | | | * 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) | | | | Clasificatorio al Panamericano Sub-20 Absoluto 2023 | Sucre | BOL | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1673 | 1600 | 1.00 | 4 | -0.64 | 20 | -12.80 | |
| | Yanez Arcienega, Camilo | | | 1890 | BOL | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Barroso Benavides, Carlo Gennaro | | | 1749 | BOL | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Ala Chiri, Jhamil Cristian | | | 1396 | BOL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Rios Perez, Ricardo Daniel | | | 1656 | BOL | 0.00 | 1 | -0.42 | 20 | -8.40 | |
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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