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Individual Calculations January 2018 |
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| Salazar Gould, Melanie Total change: 8.40 | |   |
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| Campeonato Zonal Femenino Zona 2.3.2 FIDE | San Salvador | ESA | 2017-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1852 | 1755 | 4.50 | 9 | 0.94 | 40 | 37.60 | |
|  Miranda Llanes, Yerisbel | | wm | 2155 * | CUB | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Bogantes Robleto, Karina | | | 1686 | CRC | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Perez, Damaris Nicole | c | | 1583 | ESA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Ortez, Andrea | | wf | 1827 | ESA | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Guillen Cristobal, Sandra N | | | 1699 | MEX | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Richards, Deborah | | wm | 2025 | JAM | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Morera Campos, Hazel Maria | | wm | 1863 | CRC | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Aguilar, Jackeline Estrella | | | 1723 | ESA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Franco Valencia, Angela | | wm | 2108 | COL | 0.50 | 1 | 0.39 | 40 | 15.60 | | | * 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) | | | | Metropolitano Sub14 2017 | San Jose | CRC | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1355 | 1755 | 1.00 | 1 | 0.08 | 40 | 3.20 | |
| | Ramirez Aguilar, Julian | | | 1355 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | VIII Campeonato Panamericano Escolar de Ajedrez Sub 15 Absoluto 2017 | San Salvador | ESA | 2017-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1662 | 1755 | 3.50 | 7 | -0.81 | 40 | -32.40 | |
| | Flores, Angel Alejandro | | | 1475 | ESA | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Coto Bonilla, Darian | c | | 1658 | CRC | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Ramirez Madrid, Gerardo Alfonso | c | | 1884 | CRC | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Cruz Cervantes, Carlos Edu | | | 1511 | MEX | 0.00 | 1 | -0.80 | 40 | -32.00 | | | Garcia, Angie | | | 1713 | ESA | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Abarca, Camila Rene | | | 1604 | ESA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Santos, Oliver | c | | 1790 | ESA | 0.50 | 1 | 0.05 | 40 | 2.00 | |
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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