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Individual Calculations December 2018 |
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| Barria Baker, Raisa Melissa Total change: 50.60 | |   |
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| Campeonato Nacional x equipos Panama 2018 | Panama | PAN | 2018-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2053 | 1962 | 2.50 | 3 | 1.33 | 20 | 26.60 | |
|  Ramos, Efren Andres | | | 2244 | PAN | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Crespo, Benjamin | | | 1952 | PAN | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Madrid, Gilberto | | | 1963 | PAN | 1.00 | 1 | 0.50 | 20 | 10.00 | |
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) | | | | Campeonato Panamericano Amateur Absoluto sub 2300 | Panama | PAN | 2018-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2116 | 1941 | 4.50 | 9 | 2.02 | 20 | 40.40 | |
|  Delgado, Alex | c | | 2067 | PAN | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Sanchez, Jorge Luis | f | | 2115 | PAN | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Leon, Virgilio | | | 2176 | FID | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Hurtado Bahamonde, Rodrigo | | | 2154 | CHI | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Bueno Gauna, Cristian Alejandro | | | 2049 | CUB | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Tapia, Alexei | f | | 2202 | PAN | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Tenreyro Mauri, Luis Enrique | | | 2062 | CUB | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Acosta Pedroso, Gerardo | | | 2028 | CUB | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Gomez Arnau, Reinerio | | | 2193 | CUB | 0.00 | 1 | -0.19 | 20 | -3.80 | |
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) | | | | XI Campeonato Continental Femenino de Ajedrez de las Americas Colombia 2018 | Envigado | COL | 2018-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 1941 | 4.50 | 9 | -0.82 | 20 | -16.40 | |
| | Marrero Lopez, Yaniet | | wg | 2253 | CUB | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Zapata, Olga Maria | | wf | 1695 | COL | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Gomez Guardo, Laura Meli | | | 1842 | COL | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Moncada Correa, Sara | | | 1792 | COL | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Hoyos Garces, Rosana | | wc | 1586 | COL | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Toro Castaneda, Elizabeth | c | | 1932 | COL | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Prado, Alexandra | | wc | 1873 | BOL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Rodriguez Rueda, Paula Andrea | m | wm | 2275 | COL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Caballero Marrugo, Maria Jose | | | 1541 * | COL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | |
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