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Individual Calculations July 2017 |
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| Gamboa Alvarado, Olga Leticia Total change: -48.20 | |   |
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| Campeonato Nacional por Equipos 2017 | San Jose | CRC | 2017-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1563 | 1925 | 1.00 | 1 | 0.10 | 20 | 2.00 | |
|  Carrillo Naranjo, Gerardo | | | 1563 | CRC | 1.00 | 1 | 0.10 | 20 | 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) | | | | XII Campeonato de Ajedrez Continental de las Americas Colombia 2017 | Medellin | COL | 2017-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 1925 | 3.00 | 10 | -2.51 | 20 | -50.20 | |
|  Ruiz Castillo, Joshua Daniel | m | | 2325 * | COL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Valle, Efrain | f | | 2155 | COL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Romero Barreto, Jaime Jose | f | | 2266 | VEN | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Meza Galvan, Luis A | | | 1757 | COL | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Figueroa, Julissa | | wc | 1735 | GUA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Velasquez, Andres | | | 1731 | COL | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Gutierrez Hernandez, Jorge Aleja | | | 1817 | COL | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Pena, Alcides | | | 1728 | COL | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Serna Escobar, Gustavo Dario | | | 1763 | COL | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Cardoso, Jaidy Marcela | | | 1713 | COL | 0.00 | 1 | -0.77 | 20 | -15.40 | | | * 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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